diff --git a/CHANGELOG b/CHANGELOG
index af0f330884a..217f327a09a 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,12 +2,14 @@ Please view this file on the master branch, on stable branches it's out of date.
 
 v 7.10.0 (unreleased)
   - Allow HTML tags in Markdown input
+  - Include missing events and fix save functionality in admin service template settings form (Stan Hu)
   - Fix "Import projects from" button to show the correct instructions (Stan Hu)
   - Fix dots in Wiki slugs causing errors (Stan Hu)
   - Fix OAuth2 issue importing a new project from GitHub and GitLab (Stan Hu)
   - Update poltergeist to version 1.6.0 to support PhantomJS 2.0 (Zeger-Jan van de Weg)
   - Fix cross references when usernames, milestones, or project names contain underscores (Stan Hu)
   - Disable reference creation for comments surrounded by code/preformatted blocks (Stan Hu)
+  - Reduce Rack Attack false positives causing 403 errors during HTTP authentication (Stan Hu)
   - enable line wrapping per default and remove the checkbox to toggle it (Hannes Rosenögger)
   - extend the commit calendar to show the actual commits made on a date (Hannes Rosenögger)
   - Fix a link in the patch update guide
@@ -17,6 +19,7 @@ v 7.10.0 (unreleased)
   - Add changelog, license and contribution guide links to project sidebar.
   - Improve diff UI
   - Fix alignment of navbar toggle button (Cody Mize)
+  - Fix checkbox rendering for nested task lists
   - Identical look of selectboxes in UI
   - Move "Import existing repository by URL" option to button.
   - Improve error message when save profile has error.
@@ -28,8 +31,17 @@ v 7.10.0 (unreleased)
   - Restrict permissions on backup files
   - Improve oauth accounts UI in profile page
   - Add ability to unlink connected accounts
+  - Replace commits calendar with faster contribution calendar that includes issues and merge requests
+  - Add inifinite scroll to user page activity
+  - Don't show commit comment button when user is not signed in.
+  - Don't include system notes in issue/MR comment count.
+  - Don't mark merge request as updated when merge status relative to target branch changes.
+  - Link note avatar to user.
 
 v 7.9.0
+  - Send EmailsOnPush email when branch or tag is created or deleted.
+
+v 7.9.0 (unreleased)
   - Add HipChat integration documentation (Stan Hu)
   - Update documentation for object_kind field in Webhook push and tag push Webhooks (Stan Hu)
   - Fix broken email images (Hannes Rosenögger)
@@ -146,7 +158,6 @@ v 7.8.0
   - Add API endpoint to fetch all changes on a MergeRequest (Jeroen van Baarsen)
   - View note image attachments in new tab when clicked instead of downloading them
   - Improve sorting logic in UI and API. Explicitly define what sorting method is used by default
-  - Allow more variations for commit messages closing issues (Julien Bianchi and Hannes Rosenögger)
   - Fix overflow at sidebar when have several items
   - Add notes for label changes in issue and merge requests
   - Show tags in commit view (Hannes Rosenögger)
@@ -168,7 +179,7 @@ v 7.8.0
   - Add a commit calendar to the user profile (Hannes Rosenögger)
   - Submit comment on command-enter
   - Notify all members of a group when that group is mentioned in a comment, for example: `@gitlab-org` or `@sales`.
-  - Extend issue clossing pattern to include "Resolve", "Resolves", "Resolved", "Resolving" and "Close"
+  - Extend issue clossing pattern to include "Resolve", "Resolves", "Resolved", "Resolving" and "Close" (Julien Bianchi and Hannes Rosenögger)
   - Fix long broadcast message cut-off on left sidebar (Visay Keo)
   - Add Project Avatars (Steven Thonus and Hannes Rosenögger)
   - Password reset token validity increased from 2 hours to 2 days since it is also send on account creation.
diff --git a/Gemfile.lock b/Gemfile.lock
index 4f1cab43dd5..7da4d3c3583 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -188,7 +188,7 @@ GEM
       dotenv (>= 0.7)
       thor (>= 0.13.6)
     formatador (0.2.4)
-    gemnasium-gitlab-service (0.2.5)
+    gemnasium-gitlab-service (0.2.4)
       rugged (~> 0.21)
     gemojione (2.0.0)
       json
@@ -516,7 +516,7 @@ GEM
     rubyntlm (0.5.0)
     rubypants (0.2.0)
     rugged (0.21.4)
-    rugments (1.0.0.beta5)
+    rugments (1.0.0.beta6)
     safe_yaml (0.9.7)
     sanitize (2.1.0)
       nokogiri (>= 1.4.4)
diff --git a/app/assets/javascripts/calendar.js.coffee b/app/assets/javascripts/calendar.js.coffee
index 2891a48e249..d08ef9361a6 100644
--- a/app/assets/javascripts/calendar.js.coffee
+++ b/app/assets/javascripts/calendar.js.coffee
@@ -7,7 +7,7 @@ class @calendar
   constructor: (timestamps, starting_year, starting_month, calendar_activities_path) ->
     cal = new CalHeatMap()
     cal.init
-      itemName: ["commit"]
+      itemName: ["contribution"]
       data: timestamps
       start: new Date(starting_year, starting_month)
       domainLabelFormat: "%b"
@@ -27,7 +27,6 @@ class @calendar
       legendCellPadding: 3
       onClick: (date, count) ->
         formated_date = date.getFullYear() + "-" + (date.getMonth()+1) + "-" + date.getDate()
-        $(".calendar_commit_activity").fadeOut 400
         $.ajax
           url: calendar_activities_path
           data:
@@ -36,6 +35,4 @@ class @calendar
           dataType: "html"
           success: (data) ->
             $(".user-calendar-activities").html data
-            $(".calendar_commit_activity").find(".js-toggle-content").hide()
-            $(".calendar_commit_activity").fadeIn 400
 
diff --git a/app/assets/javascripts/dispatcher.js.coffee b/app/assets/javascripts/dispatcher.js.coffee
index edf482f33d8..deabaf8a784 100644
--- a/app/assets/javascripts/dispatcher.js.coffee
+++ b/app/assets/javascripts/dispatcher.js.coffee
@@ -97,6 +97,7 @@ class Dispatcher
         new ProjectFork()
       when 'users:show'
         new User()
+        new Activities()
 
     switch path.first()
       when 'admin'
diff --git a/app/assets/javascripts/merge_request.js.coffee b/app/assets/javascripts/merge_request.js.coffee
index 09c202e42a5..6127d2bb480 100644
--- a/app/assets/javascripts/merge_request.js.coffee
+++ b/app/assets/javascripts/merge_request.js.coffee
@@ -113,8 +113,14 @@ class @MergeRequest
     allowed_states = ["failed", "canceled", "running", "pending", "success"]
     if state in allowed_states
       $('.ci_widget.ci-' + state).show()
+      switch state
+        when "failed", "canceled"
+          @setMergeButtonClass('btn-danger')
+        when "running", "pending"
+          @setMergeButtonClass('btn-warning')
     else
       $('.ci_widget.ci-error').show()
+      @setMergeButtonClass('btn-danger')
 
   showCiCoverage: (coverage) ->
     cov_html = $('<span>')
@@ -144,6 +150,9 @@ class @MergeRequest
     this.$('.merge-in-progress').hide()
     this.$('.automerge_widget.already_cannot_be_merged').show()
 
+  setMergeButtonClass: (css_class) ->
+    $('.accept_merge_request').removeClass("btn-create").addClass(css_class)
+
   mergeInProgress: ->
     $.ajax
       type: 'GET'
diff --git a/app/assets/javascripts/project_users_select.js.coffee b/app/assets/javascripts/project_users_select.js.coffee
index e22c7c11f1c..80ab1a61ab9 100644
--- a/app/assets/javascripts/project_users_select.js.coffee
+++ b/app/assets/javascripts/project_users_select.js.coffee
@@ -25,7 +25,7 @@ class @ProjectUsersSelect
 
         initSelection: (element, callback) ->
           id = $(element).val()
-          if id isnt ""
+          if id != "" && id != "-1"
             Api.user(id, callback)
 
 
@@ -44,10 +44,7 @@ class @ProjectUsersSelect
     else
       avatar = gon.default_avatar_url
 
-    if user.id == ''
-      avatarMarkup = ''
-    else
-      avatarMarkup = "<div class='user-image'><img class='avatar s24' src='#{avatar}'></div>"
+    avatarMarkup = "<div class='user-image'><img class='avatar s24' src='#{avatar}'></div>"
 
     "<div class='user-result'>
        #{avatarMarkup}
diff --git a/app/assets/stylesheets/generic/calendar.scss b/app/assets/stylesheets/generic/calendar.scss
index e2ab7fc51a5..a36fefe22c5 100644
--- a/app/assets/stylesheets/generic/calendar.scss
+++ b/app/assets/stylesheets/generic/calendar.scss
@@ -1,21 +1,8 @@
 .user-calendar-activities {
-  
-  .calendar_commit_activity {
-    padding: 5px 0 0;
-  }
-  
   .calendar_onclick_hr {
     padding: 0;
     margin: 10px 0;
   }
-  
-  .calendar_commit_date {
-    color: #999;
-  }
-  
-  .calendar_activity_summary {
-    font-size: 14px;
-  }
 
   .str-truncated {
     max-width: 70%;
@@ -31,14 +18,6 @@
       background-color: #ddd;
     }
   }
-  
-  .commit-row-message {
-    color: #333;
-    &:hover {
-      color: #444;
-      text-decoration: underline;
-    }
-  }
 }
 /**
 * This overwrites the default values of the cal-heatmap gem
diff --git a/app/assets/stylesheets/pages/diff.scss b/app/assets/stylesheets/pages/diff.scss
index 7b7bb88bc20..af6ea58382f 100644
--- a/app/assets/stylesheets/pages/diff.scss
+++ b/app/assets/stylesheets/pages/diff.scss
@@ -15,6 +15,11 @@
       word-break: break-all;
       margin-right: 200px;
       display: block;
+
+      .file-mode {
+        margin-left: 10px;
+        color: #777;
+      }
     }
 
     .diff-btn-group {
@@ -34,11 +39,6 @@
       font-family: $monospace_font;
       font-size: smaller;
     }
-
-    .file-mode {
-      font-family: $monospace_font;
-      margin-left: 10px;
-    }
   }
   .diff-content {
     overflow: auto;
diff --git a/app/assets/stylesheets/pages/merge_requests.scss b/app/assets/stylesheets/pages/merge_requests.scss
index d8fe339b7b3..8abd4207beb 100644
--- a/app/assets/stylesheets/pages/merge_requests.scss
+++ b/app/assets/stylesheets/pages/merge_requests.scss
@@ -137,30 +137,15 @@
       background-color: #F1FAF1;
     }
 
-    &.ci-pending {
-      color: #548;
-      border-color: #548;
-      background-color: #F4F1FA;
-    }
-
+    &.ci-pending,
     &.ci-running {
       color: $gl-warning;
       border-color: $gl-warning;
       background-color: #FAF5F1;
     }
 
-    &.ci-failed {
-      color: $gl-danger;
-      border-color: $gl-danger;
-      background-color: #FAF1F1;
-    }
-
-    &.ci-canceled {
-      color: $gl-warning;
-      border-color: $gl-danger;
-      background-color: #FAF5F1;
-    }
-
+    &.ci-failed,
+    &.ci-canceled,
     &.ci-error {
       color: $gl-danger;
       border-color: $gl-danger;
diff --git a/app/assets/stylesheets/themes/ui_blue.scss b/app/assets/stylesheets/themes/ui_blue.scss
index cb7980b5a07..e223058be8b 100644
--- a/app/assets/stylesheets/themes/ui_blue.scss
+++ b/app/assets/stylesheets/themes/ui_blue.scss
@@ -1,5 +1,5 @@
 /**
- * Modern GitLab UI theme
+ * Blue GitLab UI theme
  */
 .ui_blue {
   @include dark-theme(#BECDE9, #2980b9, #1970a9, #096099);
diff --git a/app/controllers/admin/services_controller.rb b/app/controllers/admin/services_controller.rb
index 44a3f1379d8..76a938c5fe4 100644
--- a/app/controllers/admin/services_controller.rb
+++ b/app/controllers/admin/services_controller.rb
@@ -46,7 +46,9 @@ class Admin::ServicesController < Admin::ApplicationController
         :user_key, :device, :priority, :sound, :bamboo_url, :username, :password,
         :build_key, :server, :teamcity_url, :build_type,
         :description, :issues_url, :new_issue_url, :restrict_to_branch,
-        :send_from_committer_email, :disable_diffs
+        :send_from_committer_email, :disable_diffs,
+        :push_events, :tag_push_events, :note_events, :issues_events,
+        :merge_requests_events
     ])
   end
 end
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 68130eb128c..679d6897ce9 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -4,10 +4,7 @@ class UsersController < ApplicationController
   layout :determine_layout
 
   def show
-    @contributed_projects = Project.
-      where(id: authorized_projects_ids & @user.contributed_projects_ids).
-      in_group_namespace.
-      includes(:namespace).
+    @contributed_projects = contributed_projects.joined(@user).
       reject(&:forked?)
 
     @projects = @user.personal_projects.
@@ -16,24 +13,26 @@ class UsersController < ApplicationController
     # Collect only groups common for both users
     @groups = @user.groups & GroupsFinder.new.execute(current_user)
 
-    # Get user activity feed for projects common for both users
-    @events = @user.recent_events.
-      where(project_id: authorized_projects_ids).
-      with_associations.limit(30)
-
     @title = @user.name
     @title_url = user_path(@user)
 
     respond_to do |format|
       format.html
-      format.atom { render layout: false }
+
+      format.atom do
+        load_events
+        render layout: false
+      end
+
+      format.json do
+        load_events
+        pager_json("events/_events", @events.count)
+      end
     end
   end
 
   def calendar
-    projects = Project.where(id: authorized_projects_ids & @user.contributed_projects_ids)
-
-    calendar = Gitlab::CommitsCalendar.new(projects, @user)
+    calendar = contributions_calendar
     @timestamps = calendar.timestamps
     @starting_year = calendar.starting_year
     @starting_month = calendar.starting_month
@@ -42,20 +41,13 @@ class UsersController < ApplicationController
   end
 
   def calendar_activities
-    projects = Project.where(id: authorized_projects_ids & @user.contributed_projects_ids)
+    @calendar_date = Date.parse(params[:date]) rescue nil
+    @events = []
 
-    date = Date.parse(params[:date]) rescue nil
-    if date
-      @calendar_activities = Gitlab::CommitsCalendar.get_commits_for_date(projects, @user, date)
-    else
-      @calendar_activities = {}
+    if @calendar_date
+      @events = contributions_calendar.events_by_date(@calendar_date)
     end
 
-    # get the total number of unique commits
-    @commit_count = @calendar_activities.values.flatten.map(&:id).uniq.count
-
-    @calendar_date = date
-
     render 'calendar_activities', layout: false
   end
 
@@ -82,4 +74,24 @@ class UsersController < ApplicationController
     @authorized_projects_ids ||=
       ProjectsFinder.new.execute(current_user).pluck(:id)
   end
+
+  def contributed_projects
+    @contributed_projects = Project.
+      where(id: authorized_projects_ids & @user.contributed_projects_ids).
+      includes(:namespace)
+  end
+
+  def contributions_calendar
+    @contributions_calendar ||= Gitlab::ContributionsCalendar.
+      new(contributed_projects.reject(&:forked?), @user)
+  end
+
+  def load_events
+    # Get user activity feed for projects common for both users
+    @events = @user.recent_events.
+      where(project_id: authorized_projects_ids).
+      with_associations
+
+    @events = @events.limit(20).offset(params[:offset] || 0)
+  end
 end
diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index 15c5dcb6a25..a4bd4d30215 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -58,22 +58,11 @@ module IssuesHelper
   end
 
   def bulk_update_milestone_options
-    options_for_select(['None (backlog)']) +
+    options_for_select([['None (backlog)', -1]]) +
         options_from_collection_for_select(project_active_milestones, 'id',
                                            'title', params[:milestone_id])
   end
 
-  def bulk_update_assignee_options(project = @project)
-    options_for_select(['None (unassigned)']) +
-        options_from_collection_for_select(project.team.members, 'id',
-                                           'name', params[:assignee_id])
-  end
-
-  def assignee_options(object, project = @project)
-    options_from_collection_for_select(project.team.members.sort_by(&:name),
-                                       'id', 'name', object.assignee_id)
-  end
-
   def milestone_options(object)
     options_from_collection_for_select(object.project.milestones.active,
                                        'id', 'title', object.milestone_id)
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index a14277180c7..7bf51b5b8e8 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -146,6 +146,10 @@ module ProjectsHelper
       nav_tabs << feature if project.send :"#{feature}_enabled"
     end
 
+    if project.issues_enabled || project.merge_requests_enabled
+      nav_tabs << [:milestones, :labels]
+    end
+
     nav_tabs.flatten
   end
 
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index 7d3fcfa7037..c31a556ff7b 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -23,9 +23,9 @@ module SearchHelper
   # Autocomplete results for various settings pages
   def default_autocomplete
     [
-      { label: "My Profile settings", url: profile_path },
-      { label: "My SSH Keys",         url: profile_keys_path },
-      { label: "My Dashboard",        url: root_path },
+      { label: "Profile settings", url: profile_path },
+      { label: "SSH Keys",         url: profile_keys_path },
+      { label: "Dashboard",        url: root_path },
       { label: "Admin Section",       url: admin_root_path },
     ]
   end
diff --git a/app/mailers/emails/projects.rb b/app/mailers/emails/projects.rb
index b55129de292..3cd812825e2 100644
--- a/app/mailers/emails/projects.rb
+++ b/app/mailers/emails/projects.rb
@@ -16,31 +16,69 @@ module Emails
            subject: subject("Project was moved"))
     end
 
-    def repository_push_email(project_id, recipient, author_id, branch, compare, reverse_compare = false, send_from_committer_email = false, disable_diffs = false)
+    def repository_push_email(project_id, recipient,  author_id: nil, 
+                                                      ref: nil, 
+                                                      action: nil, 
+                                                      compare: nil, 
+                                                      reverse_compare: false, 
+                                                      send_from_committer_email: false, 
+                                                      disable_diffs: false)
+      unless author_id && ref && action
+        raise ArgumentError, "missing keywords: author_id, ref, action"
+      end
+
       @project = Project.find(project_id)
       @author  = User.find(author_id)
       @reverse_compare = reverse_compare
       @compare = compare
-      @commits = Commit.decorate(compare.commits)
-      @diffs   = compare.diffs
-      @branch  = Gitlab::Git.ref_name(branch)
+      @ref_name  = Gitlab::Git.ref_name(ref)
+      @ref_type  = Gitlab::Git.tag_ref?(ref) ? "tag" : "branch"
+      @action  = action
       @disable_diffs = disable_diffs
 
-      @subject = "[#{@project.path_with_namespace}][#{@branch}] "
+      if @compare
+        @commits = Commit.decorate(compare.commits)
+        @diffs   = compare.diffs
+      end
 
-      if @commits.length > 1
-        @target_url = namespace_project_compare_url(@project.namespace,
-                                                    @project,
-                                                    from: Commit.new(@compare.base),
-                                                    to:   Commit.new(@compare.head))
-        @subject << "Deleted " if @reverse_compare
-        @subject << "#{@commits.length} commits: #{@commits.first.title}"
+      @action_name = 
+        case action
+        when :create
+          "pushed new"
+        when :delete
+          "deleted"
+        else
+          "pushed to"
+        end
+
+      @subject = "[#{@project.path_with_namespace}]"
+      @subject << "[#{@ref_name}]" if action == :push
+      @subject << " "
+
+      if action == :push
+        if @commits.length > 1
+          @target_url = namespace_project_compare_url(@project.namespace,
+                                                      @project,
+                                                      from: Commit.new(@compare.base),
+                                                      to:   Commit.new(@compare.head))
+          @subject << "Deleted " if @reverse_compare
+          @subject << "#{@commits.length} commits: #{@commits.first.title}"
+        else
+          @target_url = namespace_project_commit_url(@project.namespace,
+                                                     @project, @commits.first)
+
+          @subject << "Deleted 1 commit: " if @reverse_compare
+          @subject << @commits.first.title
+        end
       else
-        @target_url = namespace_project_commit_url(@project.namespace,
-                                                   @project, @commits.first)
+        unless action == :delete
+          @target_url = namespace_project_tree_url(@project.namespace,
+                                                   @project, @ref_name)
+        end
 
-        @subject << "Deleted 1 commit: " if @reverse_compare
-        @subject << @commits.first.title
+        subject_action = @action_name.dup
+        subject_action[0] = subject_action[0].capitalize
+        @subject << "#{subject_action} #{@ref_type} #{@ref_name}"
       end
 
       @disable_footer = true
diff --git a/app/models/concerns/taskable.rb b/app/models/concerns/taskable.rb
index 410e8dc820b..bbb3b301a9f 100644
--- a/app/models/concerns/taskable.rb
+++ b/app/models/concerns/taskable.rb
@@ -5,7 +5,7 @@
 # Used by MergeRequest and Issue
 module Taskable
   TASK_PATTERN_MD = /^(?<bullet> *[*-] *)\[(?<checked>[ xX])\]/.freeze
-  TASK_PATTERN_HTML = /^<li>\[(?<checked>[ xX])\]/.freeze
+  TASK_PATTERN_HTML = /^<li>(?<p_tag>\s*<p>)?\[(?<checked>[ xX])\]/.freeze
 
   # Change the state of a task list item for this Taskable.  Edit the object's
   # description by finding the nth task item and changing its checkbox
diff --git a/app/models/event.rb b/app/models/event.rb
index 2103a48a71b..57f6d5cd4e0 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -55,6 +55,12 @@ class Event < ActiveRecord::Base
         order('id DESC').limit(100).
         update_all(updated_at: Time.now)
     end
+
+    def contributions
+      where("action = ? OR (target_type in (?) AND action in (?))",
+            Event::PUSHED, ["MergeRequest", "Issue"],
+            [Event::CREATED, Event::CLOSED, Event::MERGED])
+    end
   end
 
   def proper?
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 798306f6dcc..5634f9a686e 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -105,6 +105,15 @@ class MergeRequest < ActiveRecord::Base
     state :unchecked
     state :can_be_merged
     state :cannot_be_merged
+
+    around_transition do |merge_request, transition, block|
+      merge_request.record_timestamps = false
+      begin
+        block.call
+      ensure
+        merge_request.record_timestamps = true
+      end
+    end
   end
 
   validates :source_project, presence: true, unless: :allow_broken
diff --git a/app/models/note.rb b/app/models/note.rb
index 27b583a869a..e86160e7cd9 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -48,6 +48,7 @@ class Note < ActiveRecord::Base
   scope :inline, ->{ where("line_code IS NOT NULL") }
   scope :not_inline, ->{ where(line_code: [nil, '']) }
   scope :system, ->{ where(system: true) }
+  scope :user, ->{ where(system: false) }
   scope :common, ->{ where(noteable_type: ["", nil]) }
   scope :fresh, ->{ order(created_at: :asc, id: :asc) }
   scope :inc_author_project, ->{ includes(:project, :author) }
diff --git a/app/models/project_contributions.rb b/app/models/project_contributions.rb
deleted file mode 100644
index bfe9928b158..00000000000
--- a/app/models/project_contributions.rb
+++ /dev/null
@@ -1,32 +0,0 @@
-class ProjectContributions
-  attr_reader :project, :user
-
-  def initialize(project, user)
-    @project, @user = project, user
-  end
-
-  def commits_log
-    repository = project.repository
-
-    if !repository.exists? || repository.empty?
-      return {}
-    end
-
-    Rails.cache.fetch(cache_key) do
-      repository.commits_per_day_for_user(user)
-    end
-  end
-
-  def user_commits_on_date(date)
-    repository = @project.repository
-
-    if !repository.exists? || repository.empty?
-      return []
-    end
-    commits = repository.commits_by_user_on_date_log(@user, date)
-  end
-
-  def cache_key
-    "#{Date.today.to_s}-commits-log-#{project.id}-#{user.email}"
-  end
-end
diff --git a/app/models/project_services/emails_on_push_service.rb b/app/models/project_services/emails_on_push_service.rb
index acb5e7f1af5..6f6e5950aab 100644
--- a/app/models/project_services/emails_on_push_service.rb
+++ b/app/models/project_services/emails_on_push_service.rb
@@ -36,13 +36,19 @@ class EmailsOnPushService < Service
   end
 
   def supported_events
-    %w(push)
+    %w(push tag_push)
   end
 
   def execute(push_data)
     return unless supported_events.include?(push_data[:object_kind])
 
-    EmailsOnPushWorker.perform_async(project_id, recipients, push_data, send_from_committer_email?, disable_diffs?)
+    EmailsOnPushWorker.perform_async(
+      project_id, 
+      recipients, 
+      push_data, 
+      send_from_committer_email:  send_from_committer_email?, 
+      disable_diffs:              disable_diffs?
+    )
   end
 
   def send_from_committer_email?
diff --git a/app/models/repository.rb b/app/models/repository.rb
index 082ad7a0c6a..77765cae1a0 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -149,41 +149,6 @@ class Repository
     end
   end
 
-  def timestamps_by_user_log(user)
-    author_emails = '(' + user.all_emails.map{ |e| Regexp.escape(e) }.join('|') + ')'
-    args = %W(git log -E --author=#{author_emails} --since=#{(Date.today - 1.year).to_s} --branches --pretty=format:%cd --date=short)
-    dates = Gitlab::Popen.popen(args, path_to_repo).first.split("\n")
-
-    if dates.present?
-      dates
-    else
-      []
-    end
-  end
-
-  def commits_by_user_on_date_log(user, date)
-    # format the date string for git
-    start_date = date.strftime("%Y-%m-%d 00:00:00")
-    end_date = date.strftime("%Y-%m-%d 23:59:59")
-
-    author_emails = '(' + user.all_emails.map{ |e| Regexp.escape(e) }.join('|') + ')'
-    args = %W(git log -E --author=#{author_emails} --after=#{start_date.to_s} --until=#{end_date.to_s} --branches --pretty=format:%h)
-    commits = Gitlab::Popen.popen(args, path_to_repo).first.split("\n")
-
-    commits.map! do |commit_id|
-      commit(commit_id)
-    end
-  end
-
-  def commits_per_day_for_user(user)
-    timestamps_by_user_log(user).
-      group_by { |commit_date| commit_date }.
-      inject({}) do |hash, (timestamp_date, commits)|
-        hash[timestamp_date] = commits.count
-        hash
-      end
-  end
-
   def lookup_cache
     @lookup_cache ||= {}
   end
diff --git a/app/models/user.rb b/app/models/user.rb
index ba325132df8..979150b4d68 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -110,6 +110,7 @@ class User < ActiveRecord::Base
   has_many :notes,                    dependent: :destroy, foreign_key: :author_id
   has_many :merge_requests,           dependent: :destroy, foreign_key: :author_id
   has_many :events,                   dependent: :destroy, foreign_key: :author_id,   class_name: "Event"
+  has_many :subscriptions,            dependent: :destroy
   has_many :recent_events, -> { order "id DESC" }, foreign_key: :author_id,   class_name: "Event"
   has_many :assigned_issues,          dependent: :destroy, foreign_key: :assignee_id, class_name: "Issue"
   has_many :assigned_merge_requests,  dependent: :destroy, foreign_key: :assignee_id, class_name: "MergeRequest"
@@ -603,13 +604,10 @@ class User < ActiveRecord::Base
   end
 
   def contributed_projects_ids
-    Event.where(author_id: self).
+    Event.contributions.where(author_id: self).
       where("created_at > ?", Time.now - 1.year).
-      where("action = :pushed OR (target_type = 'MergeRequest' AND action = :created)",
-        pushed: Event::PUSHED, created: Event::CREATED).
       reorder(project_id: :desc).
       select(:project_id).
-      uniq
-      .map(&:project_id)
+      uniq.map(&:project_id)
   end
 end
diff --git a/app/services/issues/bulk_update_service.rb b/app/services/issues/bulk_update_service.rb
index c7cd20b6b60..eb07413ee94 100644
--- a/app/services/issues/bulk_update_service.rb
+++ b/app/services/issues/bulk_update_service.rb
@@ -4,9 +4,9 @@ module Issues
       issues_ids   = params.delete(:issues_ids).split(",")
       issue_params = params
 
-      issue_params.delete(:state_event) unless issue_params[:state_event].present?
-      issue_params.delete(:milestone_id) unless issue_params[:milestone_id].present?
-      issue_params.delete(:assignee_id) unless issue_params[:assignee_id].present?
+      issue_params.delete(:state_event)   unless issue_params[:state_event].present?
+      issue_params.delete(:milestone_id)  unless issue_params[:milestone_id].present?
+      issue_params.delete(:assignee_id)   unless issue_params[:assignee_id].present?
 
       issues = Issue.where(id: issues_ids)
       issues.each do |issue|
diff --git a/app/services/issues/update_service.rb b/app/services/issues/update_service.rb
index c61d67a7893..3371fe7d5ef 100644
--- a/app/services/issues/update_service.rb
+++ b/app/services/issues/update_service.rb
@@ -14,6 +14,9 @@ module Issues
         issue.update_nth_task(params[:task_num].to_i, false)
       end
 
+      params[:assignee_id]  = "" if params[:assignee_id] == "-1"
+      params[:milestone_id] = "" if params[:milestone_id] == "-1"
+
       old_labels = issue.labels.to_a
 
       if params.present? && issue.update_attributes(params.except(:state_event,
diff --git a/app/services/merge_requests/refresh_service.rb b/app/services/merge_requests/refresh_service.rb
index 7eef2c2d6a5..e9b526d1fb7 100644
--- a/app/services/merge_requests/refresh_service.rb
+++ b/app/services/merge_requests/refresh_service.rb
@@ -53,7 +53,7 @@ module MergeRequests
 
         if merge_request.source_branch == @branch_name || force_push?
           merge_request.reload_code
-          update_merge_request(merge_request)
+          merge_request.mark_as_unchecked
         else
           mr_commit_ids = merge_request.commits.map(&:id)
           push_commit_ids = @commits.map(&:id)
@@ -61,20 +61,14 @@ module MergeRequests
 
           if matches.any?
             merge_request.reload_code
-            update_merge_request(merge_request)
+            merge_request.mark_as_unchecked
           else
-            update_merge_request(merge_request)
+            merge_request.mark_as_unchecked
           end
         end
       end
     end
 
-    def update_merge_request(merge_request)
-      MergeRequests::UpdateService.new(
-        merge_request.target_project,
-        @current_user, merge_status: 'unchecked').execute(merge_request)
-    end
-
     # Add comment about pushing new commits to merge requests
     def comment_mr_with_commits
       merge_requests = @project.origin_merge_requests.opened.where(source_branch: @branch_name).to_a
diff --git a/app/services/merge_requests/update_service.rb b/app/services/merge_requests/update_service.rb
index 870b50bb60d..0ac6dfea6fd 100644
--- a/app/services/merge_requests/update_service.rb
+++ b/app/services/merge_requests/update_service.rb
@@ -23,6 +23,9 @@ module MergeRequests
         merge_request.update_nth_task(params[:task_num].to_i, false)
       end
 
+      params[:assignee_id]  = "" if params[:assignee_id] == "-1"
+      params[:milestone_id] = "" if params[:milestone_id] == "-1"
+
       old_labels = merge_request.labels.to_a
 
       if params.present? && merge_request.update_attributes(
diff --git a/app/views/admin/broadcast_messages/index.html.haml b/app/views/admin/broadcast_messages/index.html.haml
index c0afaf16d8f..7e29311bf42 100644
--- a/app/views/admin/broadcast_messages/index.html.haml
+++ b/app/views/admin/broadcast_messages/index.html.haml
@@ -21,13 +21,11 @@
   .form-group.js-toggle-colors-container.hide
     = f.label :color, "Background Color", class: 'control-label'
     .col-sm-10
-      = f.text_field :color, placeholder: "#AA33EE", class: "form-control"
-      .light 6 character hex values starting with a # sign.
+      = f.color_field :color, value: "#AA33EE", class: "form-control"
   .form-group.js-toggle-colors-container.hide
     = f.label :font, "Font Color", class: 'control-label'
     .col-sm-10
-      = f.text_field :font, placeholder: "#224466", class: "form-control"
-      .light 6 character hex values starting with a # sign.
+      = f.color_field :font, value: "#224466", class: "form-control"
   .form-group
     = f.label :starts_at, class: 'control-label'
     .col-sm-10.datetime-controls
diff --git a/app/views/admin/services/_form.html.haml b/app/views/admin/services/_form.html.haml
index a953833b37c..18b7e8ba270 100644
--- a/app/views/admin/services/_form.html.haml
+++ b/app/views/admin/services/_form.html.haml
@@ -14,6 +14,11 @@
       = preserve do
         = markdown @service.help
 
+  .form-group
+    = f.label :active, "Active", class: "control-label"
+    .col-sm-10
+      = f.check_box :active
+
   - if @service.supported_events.length > 1
     .form-group
       = f.label :url, "Trigger", class: 'control-label'
@@ -34,6 +39,14 @@
                 %strong Tag push events
               %p.light
                 This url will be triggered when a new tag is pushed to the repository
+        - if @service.supported_events.include?("note")
+          %div
+            = f.check_box :note_events, class: 'pull-left'
+            .prepend-left-20
+              = f.label :note_events, class: 'list-label' do
+                %strong Comments
+              %p.light
+                This url will be triggered when someone adds a comment
         - if @service.supported_events.include?("issue")
           %div
             = f.check_box :issues_events, class: 'pull-left'
diff --git a/app/views/devise/mailer/confirmation_instructions.html.erb b/app/views/devise/mailer/confirmation_instructions.html.erb
index cb1291cf3bf..c6fa8f0ee36 100644
--- a/app/views/devise/mailer/confirmation_instructions.html.erb
+++ b/app/views/devise/mailer/confirmation_instructions.html.erb
@@ -6,4 +6,4 @@
   <p>You can confirm your account through the link below:</p>
 <% end %>
 
-<p><%= link_to 'Confirm my account', confirmation_url(@resource, confirmation_token: @token) %></p>
+<p><%= link_to 'Confirm your account', confirmation_url(@resource, confirmation_token: @token) %></p>
diff --git a/app/views/devise/mailer/reset_password_instructions.html.erb b/app/views/devise/mailer/reset_password_instructions.html.erb
index 7913e88beb6..23b31da92d8 100644
--- a/app/views/devise/mailer/reset_password_instructions.html.erb
+++ b/app/views/devise/mailer/reset_password_instructions.html.erb
@@ -2,7 +2,7 @@
 
 <p>Someone has requested a link to change your password, and you can do this through the link below.</p>
 
-<p><%= link_to 'Change my password', edit_password_url(@resource, reset_password_token: @token) %></p>
+<p><%= link_to 'Change your password', edit_password_url(@resource, reset_password_token: @token) %></p>
 
 <p>If you didn't request this, please ignore this email.</p>
 <p>Your password won't change until you access the link above and create a new one.</p>
diff --git a/app/views/devise/mailer/unlock_instructions.html.erb b/app/views/devise/mailer/unlock_instructions.html.erb
index 8c2a4f0c2d9..79d6c761d8f 100644
--- a/app/views/devise/mailer/unlock_instructions.html.erb
+++ b/app/views/devise/mailer/unlock_instructions.html.erb
@@ -4,4 +4,4 @@
 
 <p>Click the link below to unlock your account:</p>
 
-<p><%= link_to 'Unlock my account', unlock_url(@resource, unlock_token: @token) %></p>
+<p><%= link_to 'Unlock your account', unlock_url(@resource, unlock_token: @token) %></p>
diff --git a/app/views/devise/passwords/edit.html.haml b/app/views/devise/passwords/edit.html.haml
index 0640739b5d7..56048e99c17 100644
--- a/app/views/devise/passwords/edit.html.haml
+++ b/app/views/devise/passwords/edit.html.haml
@@ -11,7 +11,7 @@
       %div
         = f.password_field :password_confirmation, class: "form-control bottom", placeholder: "Confirm new password", required: true
       .clearfix
-        = f.submit "Change my password", class: "btn btn-primary"
+        = f.submit "Change your password", class: "btn btn-primary"
 
 .clearfix.prepend-top-20
   %p
diff --git a/app/views/devise/registrations/edit.html.erb b/app/views/devise/registrations/edit.html.erb
index b11817af95d..f379e71ae5b 100644
--- a/app/views/devise/registrations/edit.html.erb
+++ b/app/views/devise/registrations/edit.html.erb
@@ -21,8 +21,8 @@
 <div><%= f.submit "Update", class: "input_button" %></div>
 <% end %>
 
-<h3>Cancel my account</h3>
+<h3>Cancel your account</h3>
 
-<p>Unhappy? <%= link_to "Cancel my account", registration_path(resource_name), data: { confirm: "Are you sure?" }, method: :delete %>.</p>
+<p>Unhappy? <%= link_to "Cancel your account", registration_path(resource_name), data: { confirm: "Are you sure?" }, method: :delete %>.</p>
 
 <%= link_to "Back", :back %>
diff --git a/app/views/help/ui.html.haml b/app/views/help/ui.html.haml
index ed03f885dcd..246a6c1bdfd 100644
--- a/app/views/help/ui.html.haml
+++ b/app/views/help/ui.html.haml
@@ -53,7 +53,7 @@
     %code .panel .well-list
 
   .panel.panel-default
-    .panel-heading My list
+    .panel-heading Your list
     %ul.well-list
       %li
         One item
diff --git a/app/views/layouts/_head_panel.html.haml b/app/views/layouts/_head_panel.html.haml
index fc8a487ece7..b1c2e1a7b19 100644
--- a/app/views/layouts/_head_panel.html.haml
+++ b/app/views/layouts/_head_panel.html.haml
@@ -25,7 +25,7 @@
             = link_to explore_root_path, title: "Explore", class: 'has_bottom_tooltip', 'data-original-title' => 'Public area' do
               %i.fa.fa-globe
           %li
-            = link_to user_snippets_path(current_user), title: "My snippets", class: 'has_bottom_tooltip', 'data-original-title' => 'My snippets' do
+            = link_to user_snippets_path(current_user), title: "Your snippets", class: 'has_bottom_tooltip', 'data-original-title' => 'Your snippets' do
               %i.fa.fa-clipboard
           - if current_user.is_admin?
             %li
diff --git a/app/views/layouts/nav/_project.html.haml b/app/views/layouts/nav/_project.html.haml
index 91cae2b572c..52681865d64 100644
--- a/app/views/layouts/nav/_project.html.haml
+++ b/app/views/layouts/nav/_project.html.haml
@@ -44,11 +44,12 @@
           %span
             Graphs
 
-    = nav_link(controller: :milestones) do
-      = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
-        %i.fa.fa-clock-o
-        %span
-          Milestones
+    - if project_nav_tab? :milestones
+      = nav_link(controller: :milestones) do
+        = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
+          %i.fa.fa-clock-o
+          %span
+            Milestones
 
     - if project_nav_tab? :issues
       = nav_link(controller: :issues) do
@@ -67,11 +68,12 @@
             Merge Requests
             %span.count.merge_counter= @project.merge_requests.opened.count
 
-    = nav_link(controller: :labels) do
-      = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
-        %i.fa.fa-tags
-        %span
-          Labels
+    - if project_nav_tab? :labels
+      = nav_link(controller: :labels) do
+        = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
+          %i.fa.fa-tags
+          %span
+            Labels
 
     - if project_nav_tab? :wiki
       = nav_link(controller: :wikis) do
diff --git a/app/views/notify/repository_push_email.html.haml b/app/views/notify/repository_push_email.html.haml
index 039b92df2be..bbf7004c906 100644
--- a/app/views/notify/repository_push_email.html.haml
+++ b/app/views/notify/repository_push_email.html.haml
@@ -1,66 +1,67 @@
-%h3 #{@author.name} pushed to #{@branch} at #{link_to @project.name_with_namespace, namespace_project_url(@project.namespace, @project)}
+%h3 #{@author.name} #{@action_name} #{@ref_type} #{@ref_name} at #{link_to @project.name_with_namespace, namespace_project_url(@project.namespace, @project)}
 
-- if @reverse_compare
-  %p
-    %strong WARNING:
-    The push did not contain any new commits, but force pushed to delete the commits and changes below.
+- if @compare
+  - if @reverse_compare
+    %p
+      %strong WARNING:
+      The push did not contain any new commits, but force pushed to delete the commits and changes below.
 
-%h4
-  = @reverse_compare ? "Deleted commits:" : "Commits:"
+  %h4
+    = @reverse_compare ? "Deleted commits:" : "Commits:"
 
-%ul
-  - @commits.each do |commit|
-    %li
-      %strong #{link_to commit.short_id, namespace_project_commit_url(@project.namespace, @project, commit)}
-      %div
-        %span by #{commit.author_name}
-        %i at #{commit.committed_date.strftime("%Y-%m-%dT%H:%M:%SZ")}
-      %pre.commit-message 
-        = commit.safe_message
+  %ul
+    - @commits.each do |commit|
+      %li
+        %strong #{link_to commit.short_id, namespace_project_commit_url(@project.namespace, @project, commit)}
+        %div
+          %span by #{commit.author_name}
+          %i at #{commit.committed_date.strftime("%Y-%m-%dT%H:%M:%SZ")}
+        %pre.commit-message 
+          = commit.safe_message
 
-%h4 #{pluralize @diffs.count, "changed file"}:
+  %h4 #{pluralize @diffs.count, "changed file"}:
 
-%ul
-  - @diffs.each_with_index do |diff, i|
-    %li.file-stats
-      %a{href: "#{@target_url if @disable_diffs}#diff-#{i}" }
-        - if diff.deleted_file
-          %span.deleted-file
-            &minus;
+  %ul
+    - @diffs.each_with_index do |diff, i|
+      %li.file-stats
+        %a{href: "#{@target_url if @disable_diffs}#diff-#{i}" }
+          - if diff.deleted_file
+            %span.deleted-file
+              &minus;
+              = diff.old_path
+          - elsif diff.renamed_file
             = diff.old_path
-        - elsif diff.renamed_file
-          = diff.old_path
-          &rarr;
-          = diff.new_path
-        - elsif diff.new_file
-          %span.new-file
-            &plus;
+            &rarr;
+            = diff.new_path
+          - elsif diff.new_file
+            %span.new-file
+              &plus;
+              = diff.new_path
+          - else
             = diff.new_path
-        - else
-          = diff.new_path
 
-- unless @disable_diffs
-  %h4 Changes:
-  - @diffs.each_with_index do |diff, i|
-    %li{id: "diff-#{i}"}
-      %a{href: @target_url + "#diff-#{i}"}
-        - if diff.deleted_file
-          %strong
-            = diff.old_path
-          deleted
-        - elsif diff.renamed_file
-          %strong
-            = diff.old_path
-          &rarr;
-          %strong
-            = diff.new_path
-        - else
-          %strong
-            = diff.new_path
-      %hr
-      %pre
-        = color_email_diff(diff.diff)
-      %br
+  - unless @disable_diffs
+    %h4 Changes:
+    - @diffs.each_with_index do |diff, i|
+      %li{id: "diff-#{i}"}
+        %a{href: @target_url + "#diff-#{i}"}
+          - if diff.deleted_file
+            %strong
+              = diff.old_path
+            deleted
+          - elsif diff.renamed_file
+            %strong
+              = diff.old_path
+            &rarr;
+            %strong
+              = diff.new_path
+          - else
+            %strong
+              = diff.new_path
+        %hr
+        %pre
+          = color_email_diff(diff.diff)
+        %br
 
-- if @compare.timeout
-  %h5 Huge diff. To prevent performance issues changes are hidden
+  - if @compare.timeout
+    %h5 Huge diff. To prevent performance issues changes are hidden
diff --git a/app/views/notify/repository_push_email.text.haml b/app/views/notify/repository_push_email.text.haml
index 8d67a42234e..97a176ed2a3 100644
--- a/app/views/notify/repository_push_email.text.haml
+++ b/app/views/notify/repository_push_email.text.haml
@@ -1,47 +1,49 @@
-#{@author.name} pushed to #{@branch} at #{@project.name_with_namespace}
-\
-\
-- if @reverse_compare
-  WARNING: The push did not contain any new commits, but force pushed to delete the commits and changes below.
+#{@author.name} #{@action_name} #{@ref_type} #{@ref_name} at #{@project.name_with_namespace}
+- if @compare
   \
   \
-= @reverse_compare ? "Deleted commits:" : "Commits:"
-- @commits.each do |commit|
-  #{commit.short_id} by #{commit.author_name} at #{commit.committed_date.strftime("%Y-%m-%dT%H:%M:%SZ")}
-  #{commit.safe_message}
-  \- - - - -
-\
-\
-#{pluralize @diffs.count, "changed file"}:
-\
-- @diffs.each do |diff|
-  - if diff.deleted_file
-    \- − #{diff.old_path}
-  - elsif diff.renamed_file
-    \- #{diff.old_path} → #{diff.new_path}
-  - elsif diff.new_file
-    \- + #{diff.new_path}
-  - else
-    \- #{diff.new_path}
-- unless @disable_diffs
-  \
-  \
-  Changes:
-  - @diffs.each do |diff|
+  - if @reverse_compare
+    WARNING: The push did not contain any new commits, but force pushed to delete the commits and changes below.
     \
-    \=====================================
+    \
+  = @reverse_compare ? "Deleted commits:" : "Commits:"
+  - @commits.each do |commit|
+    #{commit.short_id} by #{commit.author_name} at #{commit.committed_date.strftime("%Y-%m-%dT%H:%M:%SZ")}
+    #{commit.safe_message}
+    \- - - - -
+  \
+  \
+  #{pluralize @diffs.count, "changed file"}:
+  \
+  - @diffs.each do |diff|
     - if diff.deleted_file
-      #{diff.old_path} deleted
+      \- − #{diff.old_path}
     - elsif diff.renamed_file
-      #{diff.old_path} → #{diff.new_path}
+      \- #{diff.old_path} → #{diff.new_path}
+    - elsif diff.new_file
+      \- + #{diff.new_path}
     - else
-      = diff.new_path
-    \=====================================
-    != diff.diff
-- if @compare.timeout
-  \
-  \
-  Huge diff. To prevent performance issues it was hidden
-\
-\
-View it on GitLab: #{@target_url}
+      \- #{diff.new_path}
+  - unless @disable_diffs
+    \
+    \
+    Changes:
+    - @diffs.each do |diff|
+      \
+      \=====================================
+      - if diff.deleted_file
+        #{diff.old_path} deleted
+      - elsif diff.renamed_file
+        #{diff.old_path} → #{diff.new_path}
+      - else
+        = diff.new_path
+      \=====================================
+      != diff.diff
+  - if @compare.timeout
+    \
+    \
+    Huge diff. To prevent performance issues it was hidden
+  - if @target_url
+    \
+    \
+    View it on GitLab: #{@target_url}
diff --git a/app/views/profiles/history.html.haml b/app/views/profiles/history.html.haml
index 9cafe03b8b3..b1ab433f48f 100644
--- a/app/views/profiles/history.html.haml
+++ b/app/views/profiles/history.html.haml
@@ -1,5 +1,5 @@
 %h3.page-title
-  My Account History
+  Your Account History
 %p.light
   All events created by your account are listed below.
 %hr
diff --git a/app/views/profiles/keys/index.html.haml b/app/views/profiles/keys/index.html.haml
index 965d5e032f9..0904c50c88b 100644
--- a/app/views/profiles/keys/index.html.haml
+++ b/app/views/profiles/keys/index.html.haml
@@ -3,8 +3,6 @@
   .pull-right
     = link_to "Add SSH Key", new_profile_key_path, class: "btn btn-new"
 %p.light
-  My SSH keys: #{@keys.count}
-  %br
   Before you can add an SSH key you need to
   = link_to "generate it.", help_page_path("ssh", "README")
 %hr
diff --git a/app/views/projects/_home_panel.html.haml b/app/views/projects/_home_panel.html.haml
index c0e13e67be3..a295a0d6cdc 100644
--- a/app/views/projects/_home_panel.html.haml
+++ b/app/views/projects/_home_panel.html.haml
@@ -19,7 +19,7 @@
         .fork-buttons
           - if current_user && can?(current_user, :fork_project, @project) && @project.namespace != current_user.namespace
             - if current_user.already_forked?(@project) && current_user.manageable_namespaces.size < 2
-              = link_to namespace_project_path(current_user, current_user.fork_of(@project)), title: 'Go to my fork' do
+              = link_to namespace_project_path(current_user, current_user.fork_of(@project)), title: 'Go to your fork' do
                 = link_to_toggle_fork
             - else
               = link_to new_namespace_project_fork_path(@project.namespace, @project), title: "Fork project" do
diff --git a/app/views/projects/commits/_commit.html.haml b/app/views/projects/commits/_commit.html.haml
index 4c853f577e9..c6026f96804 100644
--- a/app/views/projects/commits/_commit.html.haml
+++ b/app/views/projects/commits/_commit.html.haml
@@ -13,7 +13,7 @@
         - note_count = @note_counts.fetch(commit.id, 0)
       - else
         - notes = project.notes.for_commit_id(commit.id)
-        - note_count = notes.count
+        - note_count = notes.user.count
 
       - if note_count > 0
         %span.light
diff --git a/app/views/projects/diffs/_file.html.haml b/app/views/projects/diffs/_file.html.haml
index 860ab096341..672a6635321 100644
--- a/app/views/projects/diffs/_file.html.haml
+++ b/app/views/projects/diffs/_file.html.haml
@@ -13,12 +13,13 @@
       - submodule_item = project.repository.blob_at(@commit.id, diff_file.file_path)
       = submodule_link(submodule_item, @commit.id)
     - else
-      - if diff_file.renamed_file
-        %span= "#{diff_file.old_path} renamed to #{diff_file.new_path}"
-      - else
-        %span= diff_file.new_path
-      - if diff_file.mode_changed?
-        %span.file-mode= "#{diff_file.diff.a_mode} → #{diff_file.diff.b_mode}"
+      %span
+        - if diff_file.renamed_file
+          = "#{diff_file.old_path} renamed to #{diff_file.new_path}"
+        - else
+          = diff_file.new_path
+        - if diff_file.mode_changed?
+          %span.file-mode= "#{diff_file.diff.a_mode} → #{diff_file.diff.b_mode}"
 
       .diff-btn-group
         - if blob.text?
diff --git a/app/views/projects/diffs/_text_file.html.haml b/app/views/projects/diffs/_text_file.html.haml
index b1c987563f1..e691db9c08e 100644
--- a/app/views/projects/diffs/_text_file.html.haml
+++ b/app/views/projects/diffs/_text_file.html.haml
@@ -16,7 +16,7 @@
       - else
         %td.old_line
           = link_to raw(type == "new" ? "&nbsp;" : line_old), "##{line_code}", id: line_code
-          - if @comments_allowed
+          - if @comments_allowed && can?(current_user, :write_note, @project)
             = link_to_new_diff_note(line_code)
         %td.new_line{data: {linenumber: line.new_pos}}
           = link_to raw(type == "old" ? "&nbsp;" : line.new_pos) , "##{line_code}", id: line_code
diff --git a/app/views/projects/issues/_issue.html.haml b/app/views/projects/issues/_issue.html.haml
index 7b06fe72882..998e74d12cf 100644
--- a/app/views/projects/issues/_issue.html.haml
+++ b/app/views/projects/issues/_issue.html.haml
@@ -10,11 +10,12 @@
       - if issue.closed?
         %span
           CLOSED
-      - if issue.notes.any?
+      - note_count = issue.notes.user.count
+      - if note_count > 0
         &nbsp;
         %span
           %i.fa.fa-comments
-          = issue.notes.count
+          = note_count
 
   .issue-info
     = link_to "##{issue.iid}", issue_path(issue), class: "light"
diff --git a/app/views/projects/labels/_form.html.haml b/app/views/projects/labels/_form.html.haml
index 2305fce112e..ad993db6c0b 100644
--- a/app/views/projects/labels/_form.html.haml
+++ b/app/views/projects/labels/_form.html.haml
@@ -16,9 +16,9 @@
     .col-sm-10
       .input-group
         .input-group-addon.label-color-preview &nbsp;
-        = f.color_field :color, placeholder: "#AA33EE", class: "form-control"
+        = f.color_field :color, value: "#AA33EE", class: "form-control"
       .help-block
-        6 character hex values starting with a # sign.
+        Choose any color.
         %br
         Or you can choose one of suggested colors below
 
diff --git a/app/views/projects/merge_requests/_merge_request.html.haml b/app/views/projects/merge_requests/_merge_request.html.haml
index ecbff722b42..4f30d1e69f7 100644
--- a/app/views/projects/merge_requests/_merge_request.html.haml
+++ b/app/views/projects/merge_requests/_merge_request.html.haml
@@ -16,11 +16,12 @@
           %span.label-branch<
             %i.fa.fa-code-fork
             %span= merge_request.target_branch
-      - if merge_request.notes.any?
+      - note_count = merge_request.mr_and_commit_notes.user.count
+      - if note_count > 0
         &nbsp;
         %span
           %i.fa.fa-comments
-          = merge_request.mr_and_commit_notes.count
+          = note_count
   .merge-request-info
     = link_to "##{merge_request.iid}", merge_request_path(merge_request), class: "light"
     - if merge_request.assignee
diff --git a/app/views/projects/merge_requests/_show.html.haml b/app/views/projects/merge_requests/_show.html.haml
index ca4ceecb225..a74aede4e6b 100644
--- a/app/views/projects/merge_requests/_show.html.haml
+++ b/app/views/projects/merge_requests/_show.html.haml
@@ -40,7 +40,7 @@
         = link_to merge_request_path(@merge_request) do
           %i.fa.fa-comments
           Discussion
-          %span.badge= @merge_request.mr_and_commit_notes.count
+          %span.badge= @merge_request.mr_and_commit_notes.user.count
       %li.commits-tab{data: {action: 'commits'}}
         = link_to merge_request_path(@merge_request), title: 'Commits' do
           %i.fa.fa-history
diff --git a/app/views/projects/milestones/show.html.haml b/app/views/projects/milestones/show.html.haml
index 110d8967342..25cc0030965 100644
--- a/app/views/projects/milestones/show.html.haml
+++ b/app/views/projects/milestones/show.html.haml
@@ -60,11 +60,12 @@
       Participants
       %span.badge= @users.count
 
-  .pull-right
-    = link_to new_namespace_project_issue_path(@project.namespace, @project, issue: { milestone_id: @milestone.id }), class: "btn  btn-grouped", title: "New Issue" do
-      %i.fa.fa-plus
-      New Issue
-    = link_to 'Browse Issues', namespace_project_issues_path(@milestone.project.namespace, @milestone.project, milestone_id: @milestone.id), class: "btn  edit-milestone-link btn-grouped"
+  - if @project.issues_enabled
+    .pull-right
+      = link_to new_namespace_project_issue_path(@project.namespace, @project, issue: { milestone_id: @milestone.id }), class: "btn  btn-grouped", title: "New Issue" do
+        %i.fa.fa-plus
+        New Issue
+      = link_to 'Browse Issues', namespace_project_issues_path(@milestone.project.namespace, @milestone.project, milestone_id: @milestone.id), class: "btn  edit-milestone-link btn-grouped"
 
 .tab-content
   .tab-pane.active#tab-issues
diff --git a/app/views/projects/notes/_discussion.html.haml b/app/views/projects/notes/_discussion.html.haml
index f4c6fad2fed..3561ca49f81 100644
--- a/app/views/projects/notes/_discussion.html.haml
+++ b/app/views/projects/notes/_discussion.html.haml
@@ -2,7 +2,8 @@
 .timeline-entry
   .timeline-entry-inner
     .timeline-icon
-      = image_tag avatar_icon(note.author_email), class: "avatar s40"
+      = link_to user_path(note.author) do
+        = image_tag avatar_icon(note.author_email), class: "avatar s40"
     .timeline-content
       - if note.for_merge_request?
         - if note.outdated?
diff --git a/app/views/projects/notes/_note.html.haml b/app/views/projects/notes/_note.html.haml
index f3d00a6f06d..71bdf5c8f2a 100644
--- a/app/views/projects/notes/_note.html.haml
+++ b/app/views/projects/notes/_note.html.haml
@@ -4,7 +4,8 @@
       - if note.system
         %span.fa.fa-circle
       - else
-        = image_tag avatar_icon(note.author_email), class: "avatar s40"
+        = link_to user_path(note.author) do
+          = image_tag avatar_icon(note.author_email), class: "avatar s40"
     .timeline-content
       .note-header
         .note-actions
@@ -21,7 +22,8 @@
               %i.fa.fa-trash-o.cred
               Remove
         - if note.system
-          = image_tag avatar_icon(note.author_email), class: "avatar s16"
+          = link_to user_path(note.author) do
+            = image_tag avatar_icon(note.author_email), class: "avatar s16"
         = link_to_member(@project, note.author, avatar: false)
         %span.author-username
           = '@' + note.author.username
diff --git a/app/views/projects/notes/discussions/_diff.html.haml b/app/views/projects/notes/discussions/_diff.html.haml
index f717c77a898..711aa39101b 100644
--- a/app/views/projects/notes/discussions/_diff.html.haml
+++ b/app/views/projects/notes/discussions/_diff.html.haml
@@ -2,13 +2,13 @@
 - if diff
   .diff-file
     .diff-header
-      - if diff.deleted_file
-        %span= diff.old_path
-      - else
-        %span= diff.new_path
-        - if diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode
-          %span.file-mode= "#{diff.a_mode} → #{diff.b_mode}"
-      %br/
+      %span
+        - if diff.deleted_file
+          = diff.old_path
+        - else
+          = diff.new_path
+          - if diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode
+            %span.file-mode= "#{diff.a_mode} → #{diff.b_mode}"
     .diff-content
       %table
         - note.truncated_diff_lines.each do |line|
diff --git a/app/views/snippets/current_user_index.html.haml b/app/views/snippets/current_user_index.html.haml
index b2b7ea4df0e..0df5ade500d 100644
--- a/app/views/snippets/current_user_index.html.haml
+++ b/app/views/snippets/current_user_index.html.haml
@@ -1,5 +1,5 @@
 %h3.page-title
-  My Snippets
+  Your Snippets
   .pull-right
     = link_to new_snippet_path, class: "btn btn-new btn-grouped", title: "New Snippet" do
       Add new snippet
diff --git a/app/views/snippets/index.html.haml b/app/views/snippets/index.html.haml
index 0d71c41e2e7..5cd8ae26cf9 100644
--- a/app/views/snippets/index.html.haml
+++ b/app/views/snippets/index.html.haml
@@ -2,12 +2,12 @@
   Public snippets
 
   .pull-right
-    
+
     - if current_user
       = link_to new_snippet_path, class: "btn btn-new btn-grouped", title: "New Snippet" do
         Add new snippet
       = link_to user_snippets_path(current_user), class: "btn btn-grouped"  do
-        My snippets
+        Your snippets
 
 %p.light
   Public snippets created by you and other users are listed here
diff --git a/app/views/snippets/show.html.haml b/app/views/snippets/show.html.haml
index edfa2092df9..55a990c94ed 100644
--- a/app/views/snippets/show.html.haml
+++ b/app/views/snippets/show.html.haml
@@ -23,7 +23,7 @@
   .back-link
     - if @snippet.author == current_user
       = link_to user_snippets_path(current_user) do
-        &larr; my snippets
+        &larr; your snippets
     - else
       = link_to snippets_path do
         &larr; discover snippets
diff --git a/app/views/users/_projects.html.haml b/app/views/users/_projects.html.haml
index 6c7779be30e..b7383d5594e 100644
--- a/app/views/users/_projects.html.haml
+++ b/app/views/users/_projects.html.haml
@@ -1,5 +1,5 @@
 - if @contributed_projects.present?
-  .panel.panel-default
+  .panel.panel-default.contributed-projects
     .panel-heading Projects contributed to
     = render 'shared/projects_list',
       projects: @contributed_projects.sort_by(&:star_count).reverse,
diff --git a/app/views/users/calendar.html.haml b/app/views/users/calendar.html.haml
index d113ceeb753..488f49267c7 100644
--- a/app/views/users/calendar.html.haml
+++ b/app/views/users/calendar.html.haml
@@ -1,4 +1,7 @@
-%h4 Commits calendar
+%h4
+  Contributions calendar
+  .pull-right
+    %small Issues, merge requests and push events
 #cal-heatmap.calendar
   :javascript
     new calendar(
diff --git a/app/views/users/calendar_activities.html.haml b/app/views/users/calendar_activities.html.haml
index 7c0cecfadb5..027a93a75fc 100644
--- a/app/views/users/calendar_activities.html.haml
+++ b/app/views/users/calendar_activities.html.haml
@@ -1,33 +1,23 @@
-.calendar_commit_activity
-  %hr
-  %h4
-    Commit Activity
-  %strong
-    - if @commit_count == 0
-      no
-    - else
-      = @commit_count
-  %span.calendar_commit_date
-    unique
-    = 'commit'.pluralize(@commit_count)
-    on
-    = @calendar_date.strftime("%b %d, %Y") rescue ''
-  -unless @commit_count == 0
-    %hr
-  - @calendar_activities.each do |project, commits|
-    - next if commits.empty?
-    %div.js-toggle-container
+%h4.prepend-top-20
+  %span.light Contributions for
+  %strong #{@calendar_date.to_s(:short)}
+
+%ul.bordered-list
+  - @events.sort_by(&:created_at).each do |event|
+    %li
+      %span.light
+        %i.fa.fa-clock-o
+        = event.created_at.to_s(:time)
+      - if event.push?
+        #{event.action_name} #{event.ref_type} #{event.ref_name}
+      - else
+        = event_action_name(event)
+        - if event.target
+          %strong= link_to "##{event.target_iid}", [event.project.namespace.becomes(Namespace), event.project, event.target]
+
+      at
       %strong
-        = pluralize(commits.count, 'commit')
-        in project
-        = link_to project.name_with_namespace, project_path(project)
-        %a.text-expander.js-toggle-button &hellip;
-        %hr
-      %div.js-toggle-content
-        - commits.each do |commit|
-          %span.monospace
-            = commit.committed_date.strftime("%H:%M")
-            = link_to commit.short_id, namespace_project_commit_path(project.namespace, project, commit), class: "commit_short_id"
-          = link_to commit.message, namespace_project_commit_path(project.namespace, project, commit), class: "commit-row-message str-truncated"
-          %br
-        %hr
+        - if event.project
+          = link_to_project event.project
+        - else
+          = event.project_name
diff --git a/app/views/users/show.html.haml b/app/views/users/show.html.haml
index fd96020d129..0653fb871ae 100644
--- a/app/views/users/show.html.haml
+++ b/app/views/users/show.html.haml
@@ -40,7 +40,8 @@
             %strong
               %i.fa.fa-rss
 
-    = render @events
+    .content_list
+    = spinner
   %aside.col-md-4
     = render 'profile', user: @user
     = render 'projects'
diff --git a/app/workers/emails_on_push_worker.rb b/app/workers/emails_on_push_worker.rb
index e59ca81defe..89fa2117dd2 100644
--- a/app/workers/emails_on_push_worker.rb
+++ b/app/workers/emails_on_push_worker.rb
@@ -1,40 +1,49 @@
 class EmailsOnPushWorker
   include Sidekiq::Worker
 
-  def perform(project_id, recipients, push_data, send_from_committer_email = false, disable_diffs = false)
+  def perform(project_id, recipients, push_data, send_from_committer_email: false, disable_diffs: false)
     project = Project.find(project_id)
     before_sha = push_data["before"]
     after_sha = push_data["after"]
-    branch = push_data["ref"]
+    ref = push_data["ref"]
     author_id = push_data["user_id"]
 
-    if Gitlab::Git.blank_ref?(before_sha) || Gitlab::Git.blank_ref?(after_sha)
-      # skip if new branch was pushed or branch was removed
-      return true
-    end
+    action = 
+      if Gitlab::Git.blank_ref?(before_sha)
+        :create 
+      elsif Gitlab::Git.blank_ref?(after_sha)
+        :delete
+      else
+        :push
+      end
 
-    compare = Gitlab::Git::Compare.new(project.repository.raw_repository, before_sha, after_sha)
+    compare = nil
+    reverse_compare = false
+    if action == :push
+      compare = Gitlab::Git::Compare.new(project.repository.raw_repository, before_sha, after_sha)
 
-    return false if compare.same
+      return false if compare.same
 
-    if compare.commits.empty?
-      compare = Gitlab::Git::Compare.new(project.repository.raw_repository, after_sha, before_sha)
+      if compare.commits.empty?
+        compare = Gitlab::Git::Compare.new(project.repository.raw_repository, after_sha, before_sha)
 
-      reverse_compare = true
+        reverse_compare = true
 
-      return false if compare.commits.empty?
+        return false if compare.commits.empty?
+      end
     end
 
     recipients.split(" ").each do |recipient|
       Notify.repository_push_email(
         project_id, 
         recipient, 
-        author_id, 
-        branch, 
-        compare, 
-        reverse_compare,
-        send_from_committer_email,
-        disable_diffs
+        author_id:                  author_id, 
+        ref:                        ref, 
+        action:                     action,
+        compare:                    compare, 
+        reverse_compare:            reverse_compare,
+        send_from_committer_email:  send_from_committer_email,
+        disable_diffs:              disable_diffs
       ).deliver
     end
   ensure
diff --git a/config/gitlab.yml.example b/config/gitlab.yml.example
index a85db10e019..c4a0fefb7ab 100644
--- a/config/gitlab.yml.example
+++ b/config/gitlab.yml.example
@@ -285,6 +285,9 @@ production: &base
 
   rack_attack:
     git_basic_auth:
+      # Rack Attack IP banning enabled
+      # enabled: true
+      #
       # Whitelist requests from 127.0.0.1 for web proxies (NGINX/Apache) with incorrect headers
       # ip_whitelist: ["127.0.0.1"]
       #
diff --git a/config/initializers/1_settings.rb b/config/initializers/1_settings.rb
index 70af7a829c4..15c1ae9466f 100644
--- a/config/initializers/1_settings.rb
+++ b/config/initializers/1_settings.rb
@@ -183,6 +183,7 @@ Settings['extra'] ||= Settingslogic.new({})
 #
 Settings['rack_attack'] ||= Settingslogic.new({})
 Settings.rack_attack['git_basic_auth'] ||= Settingslogic.new({})
+Settings.rack_attack.git_basic_auth['enabled'] = true if Settings.rack_attack.git_basic_auth['enabled'].nil?
 Settings.rack_attack.git_basic_auth['ip_whitelist'] ||= %w{127.0.0.1}
 Settings.rack_attack.git_basic_auth['maxretry'] ||= 10
 Settings.rack_attack.git_basic_auth['findtime'] ||= 1.minute
diff --git a/db/migrate/20150324155957_set_incorrect_assignee_id_to_null.rb b/db/migrate/20150324155957_set_incorrect_assignee_id_to_null.rb
new file mode 100644
index 00000000000..42dc8173e46
--- /dev/null
+++ b/db/migrate/20150324155957_set_incorrect_assignee_id_to_null.rb
@@ -0,0 +1,6 @@
+class SetIncorrectAssigneeIdToNull < ActiveRecord::Migration
+  def up
+    execute "UPDATE issues SET assignee_id = NULL WHERE assignee_id = -1"
+    execute "UPDATE merge_requests SET assignee_id = NULL WHERE assignee_id = -1"
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index e1a5b70532a..4a445ae5832 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20150320234437) do
+ActiveRecord::Schema.define(version: 20150324155957) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 4eb280f9554..f34cbc38a54 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -11,7 +11,7 @@ RUN apt-get update -q \
 # If the Omnibus package version below is outdated please contribute a merge request to update it.
 # If you run GitLab Enterprise Edition point it to a location where you have downloaded it.
 RUN TMP_FILE=$(mktemp); \
-    wget -q -O $TMP_FILE https://downloads-packages.s3.amazonaws.com/ubuntu-14.04/gitlab_7.8.3-omnibus-1_amd64.deb \
+    wget -q -O $TMP_FILE https://downloads-packages.s3.amazonaws.com/ubuntu-14.04/gitlab_7.9.0-omnibus.2-1_amd64.deb \
     && dpkg -i $TMP_FILE \
     && rm -f $TMP_FILE
 
diff --git a/features/admin/settings.feature b/features/admin/settings.feature
index 8fdf0575c2c..52e47307b23 100644
--- a/features/admin/settings.feature
+++ b/features/admin/settings.feature
@@ -7,3 +7,10 @@ Feature: Admin Settings
   Scenario: Change application settings
     When I modify settings and save form
     Then I should see application settings saved
+
+  Scenario: Change Slack Service Template settings
+    When I click on "Service Templates"
+    And I click on "Slack" service
+    Then I check all events and submit form
+    And I should see service template settings saved
+    And I should see all checkboxes checked
diff --git a/features/steps/admin/settings.rb b/features/steps/admin/settings.rb
index c2d0d2a3fa3..87d4e969ff5 100644
--- a/features/steps/admin/settings.rb
+++ b/features/steps/admin/settings.rb
@@ -15,4 +15,33 @@ class Spinach::Features::AdminSettings < Spinach::FeatureSteps
     current_application_settings.home_page_url.should == 'https://about.gitlab.com/'
     page.should have_content 'Application settings saved successfully'
   end
+
+  step 'I click on "Service Templates"' do
+    click_link 'Service Templates'
+  end
+
+  step 'I click on "Slack" service' do
+    click_link 'Slack'
+  end
+
+  step 'I check all events and submit form' do
+    page.check('Active')
+    page.check('Push events')
+    page.check('Tag push events')
+    page.check('Comments')
+    page.check('Issues events')
+    page.check('Merge Request events')
+    fill_in 'Webhook', with: "http://localhost"
+    click_on 'Save'
+  end
+
+  step 'I should see service template settings saved' do
+    page.should have_content 'Application settings saved successfully'
+  end
+
+  step 'I should see all checkboxes checked' do
+    all('input[type=checkbox]').each do |checkbox|
+      checkbox.should be_checked
+    end
+  end
 end
diff --git a/features/steps/user.rb b/features/steps/user.rb
index d6f05ecb2c7..10cae692a88 100644
--- a/features/steps/user.rb
+++ b/features/steps/user.rb
@@ -7,4 +7,37 @@ class Spinach::Features::User < Spinach::FeatureSteps
   step 'I should see user "John Doe" page' do
     expect(title).to match(/^\s*John Doe/)
   end
+
+  step '"John Doe" has contributions' do
+    user = User.find_by(name: 'John Doe')
+    project = contributed_project
+
+    # Issue controbution
+    issue_params = { title: 'Bug in old browser' }
+    Issues::CreateService.new(project, user, issue_params).execute
+
+    # Push code contribution
+    push_params = {
+      project: project,
+      action: Event::PUSHED,
+      author_id: user.id,
+      data: { commit_count: 3 }
+    }
+
+    Event.create(push_params)
+  end
+
+  step 'I should see contributed projects' do
+    within '.contributed-projects' do
+      page.should have_content(@contributed_project.name)
+    end
+  end
+
+  step 'I should see contributions calendar' do
+    page.should have_css('.cal-heatmap-container')
+  end
+
+  def contributed_project
+    @contributed_project ||= create(:project, :public)
+  end
 end
diff --git a/features/user.feature b/features/user.feature
index a2167935fd2..69618e929c4 100644
--- a/features/user.feature
+++ b/features/user.feature
@@ -67,3 +67,12 @@ Feature: User
     And I should see project "Enterprise"
     And I should not see project "Internal"
     And I should not see project "Community"
+
+  @javascript
+  Scenario: "John Doe" contribution profile
+    Given I sign in as a user
+    And "John Doe" has contributions
+    When I visit user "John Doe" page
+    Then I should see user "John Doe" page
+    And I should see contributed projects
+    And I should see contributions calendar
diff --git a/lib/api/branches.rb b/lib/api/branches.rb
index b52d786e020..edfdf842f85 100644
--- a/lib/api/branches.rb
+++ b/lib/api/branches.rb
@@ -1,4 +1,5 @@
 require 'mime/types'
+require 'uri'
 
 module API
   # Projects API
@@ -103,7 +104,7 @@ module API
       delete ":id/repository/branches/:branch" do
         authorize_push_project
         result = DeleteBranchService.new(user_project, current_user).
-          execute(params[:branch])
+          execute(URI.unescape(params[:branch]))
 
         if result[:status] == :success
           {
diff --git a/lib/gitlab/backend/grack_auth.rb b/lib/gitlab/backend/grack_auth.rb
index ee877e099b1..ffe4565ef1e 100644
--- a/lib/gitlab/backend/grack_auth.rb
+++ b/lib/gitlab/backend/grack_auth.rb
@@ -1,3 +1,4 @@
+require_relative 'rack_attack_helpers'
 require_relative 'shell_env'
 
 module Grack
@@ -85,25 +86,41 @@ module Grack
         user = oauth_access_token_check(login, password)
       end
 
-      return user if user.present?
-
-      # At this point, we know the credentials were wrong. We let Rack::Attack
-      # know there was a failed authentication attempt from this IP. This
-      # information is stored in the Rails cache (Redis) and will be used by
-      # the Rack::Attack middleware to decide whether to block requests from
-      # this IP.
+      # If the user authenticated successfully, we reset the auth failure count
+      # from Rack::Attack for that IP. A client may attempt to authenticate
+      # with a username and blank password first, and only after it receives
+      # a 401 error does it present a password. Resetting the count prevents
+      # false positives from occurring.
+      #
+      # Otherwise, we let Rack::Attack know there was a failed authentication
+      # attempt from this IP. This information is stored in the Rails cache
+      # (Redis) and will be used by the Rack::Attack middleware to decide
+      # whether to block requests from this IP.
       config = Gitlab.config.rack_attack.git_basic_auth
-      Rack::Attack::Allow2Ban.filter(@request.ip, config) do
-        # Unless the IP is whitelisted, return true so that Allow2Ban
-        # increments the counter (stored in Rails.cache) for the IP
-        if config.ip_whitelist.include?(@request.ip)
-          false
+
+      if config.enabled
+        if user
+          # A successful login will reset the auth failure count from this IP
+          Rack::Attack::Allow2Ban.reset(@request.ip, config)
         else
-          true
+          banned = Rack::Attack::Allow2Ban.filter(@request.ip, config) do
+            # Unless the IP is whitelisted, return true so that Allow2Ban
+            # increments the counter (stored in Rails.cache) for the IP
+            if config.ip_whitelist.include?(@request.ip)
+              false
+            else
+              true
+            end
+          end
+
+          if banned
+            Rails.logger.info "IP #{@request.ip} failed to login " \
+              "as #{login} but has been temporarily banned from Git auth"
+          end
         end
       end
 
-      nil # No user was found
+      user
     end
 
     def authorized_request?
diff --git a/lib/gitlab/backend/rack_attack_helpers.rb b/lib/gitlab/backend/rack_attack_helpers.rb
new file mode 100644
index 00000000000..8538f3f6eca
--- /dev/null
+++ b/lib/gitlab/backend/rack_attack_helpers.rb
@@ -0,0 +1,31 @@
+# rack-attack v4.2.0 doesn't yet support clearing of keys.
+# Taken from https://github.com/kickstarter/rack-attack/issues/113
+class Rack::Attack::Allow2Ban
+  def self.reset(discriminator, options)
+    findtime = options[:findtime] or raise ArgumentError, "Must pass findtime option"
+
+    cache.reset_count("#{key_prefix}:count:#{discriminator}", findtime)
+    cache.delete("#{key_prefix}:ban:#{discriminator}")
+  end
+end
+
+class Rack::Attack::Cache
+  def reset_count(unprefixed_key, period)
+    epoch_time = Time.now.to_i
+    # Add 1 to expires_in to avoid timing error: http://git.io/i1PHXA
+    expires_in = period - (epoch_time % period) + 1
+    key = "#{(epoch_time / period).to_i}:#{unprefixed_key}"
+    delete(key)
+  end
+
+  def delete(unprefixed_key)
+    store.delete("#{prefix}:#{unprefixed_key}")
+  end
+end
+
+class Rack::Attack::StoreProxy::RedisStoreProxy
+  def delete(key, options={})
+    self.del(key)
+    rescue Redis::BaseError
+  end
+end
diff --git a/lib/gitlab/commits_calendar.rb b/lib/gitlab/commits_calendar.rb
deleted file mode 100644
index 8963d346b6f..00000000000
--- a/lib/gitlab/commits_calendar.rb
+++ /dev/null
@@ -1,41 +0,0 @@
-module Gitlab
-  class CommitsCalendar
-    attr_reader :timestamps
-
-    def initialize(projects, user)
-      @timestamps = {}
-      date_timestamps = []
-
-      projects.reject(&:forked?).each do |project|
-        date_timestamps << ProjectContributions.new(project, user).commits_log
-      end
-
-      # Sumarrize commits from all projects per days
-      date_timestamps = date_timestamps.inject do |collection, date|
-        collection.merge(date) { |k, old_v, new_v| old_v + new_v }
-      end
-
-      date_timestamps ||= []
-      date_timestamps.each do |date, commits|
-        timestamp = Date.parse(date).to_time.to_i.to_s rescue nil
-        @timestamps[timestamp] = commits if timestamp
-      end
-    end
-
-    def self.get_commits_for_date(projects, user, date)
-      user_commits = {}
-      projects.reject(&:forked?).each do |project|
-        user_commits[project] = ProjectContributions.new(project, user).user_commits_on_date(date)
-      end
-      user_commits
-    end
-
-    def starting_year
-      (Time.now - 1.year).strftime("%Y")
-    end
-
-    def starting_month
-      Date.today.strftime("%m").to_i
-    end
-  end
-end
diff --git a/lib/gitlab/contributions_calendar.rb b/lib/gitlab/contributions_calendar.rb
new file mode 100644
index 00000000000..3fd0823df06
--- /dev/null
+++ b/lib/gitlab/contributions_calendar.rb
@@ -0,0 +1,56 @@
+module Gitlab
+  class ContributionsCalendar
+    attr_reader :timestamps, :projects, :user
+
+    def initialize(projects, user)
+      @projects = projects
+      @user = user
+    end
+
+    def timestamps
+      return @timestamps if @timestamps.present?
+
+      @timestamps = {}
+      date_from = 1.year.ago
+      date_to = Date.today
+
+      events = Event.reorder(nil).contributions.where(author_id: user.id).
+        where("created_at > ?", date_from).where(project_id: projects).
+        group('date(created_at)').
+        select('date(created_at), count(id) as total_amount').
+        map(&:attributes)
+
+      dates = (1.year.ago.to_date..(Date.today + 1.day)).to_a
+
+      dates.each do |date|
+        date_id = date.to_time.to_i.to_s
+        @timestamps[date_id] = 0
+        day_events = events.find { |day_events| day_events["date"] == date }
+
+        if day_events
+          @timestamps[date_id] = day_events["total_amount"]
+        end
+      end
+
+      @timestamps
+    end
+
+    def events_by_date(date)
+      events = Event.contributions.where(author_id: user.id).
+        where("created_at > ? AND created_at < ?", date.beginning_of_day, date.end_of_day).
+        where(project_id: projects)
+
+      events.select do |event|
+        event.push? || event.issue? || event.merge_request?
+      end
+    end
+
+    def starting_year
+      (Time.now - 1.year).strftime("%Y")
+    end
+
+    def starting_month
+      Date.today.strftime("%m").to_i
+    end
+  end
+end
diff --git a/lib/gitlab/ldap/person.rb b/lib/gitlab/ldap/person.rb
index 3c426179375..b81f3e8e8f5 100644
--- a/lib/gitlab/ldap/person.rb
+++ b/lib/gitlab/ldap/person.rb
@@ -14,7 +14,6 @@ module Gitlab
       end
 
       def self.find_by_dn(dn, adapter)
-        dn = Net::LDAP::Filter.escape(dn)
         adapter.user('dn', dn)
       end
 
diff --git a/lib/gitlab/markdown.rb b/lib/gitlab/markdown.rb
index 11da4be4022..41bb8d08924 100644
--- a/lib/gitlab/markdown.rb
+++ b/lib/gitlab/markdown.rb
@@ -368,11 +368,12 @@ module Gitlab
       # ActiveSupport::SafeBuffer, hence the `String.new`
       String.new(text).gsub(Taskable::TASK_PATTERN_HTML) do
         checked = $LAST_MATCH_INFO[:checked].downcase == 'x'
+        p_tag = $LAST_MATCH_INFO[:p_tag]
 
         if checked
-          "#{li_tag}#{checked_box}"
+          "#{li_tag}#{p_tag}#{checked_box}"
         else
-          "#{li_tag}#{unchecked_box}"
+          "#{li_tag}#{p_tag}#{unchecked_box}"
         end
       end
     end
diff --git a/lib/gitlab/project_search_results.rb b/lib/gitlab/project_search_results.rb
index 8b85f3da83f..0dab7bcfa4d 100644
--- a/lib/gitlab/project_search_results.rb
+++ b/lib/gitlab/project_search_results.rb
@@ -67,7 +67,7 @@ module Gitlab
     end
 
     def notes
-      Note.where(project_id: limit_project_ids).search(query).order('updated_at DESC')
+      Note.where(project_id: limit_project_ids).user.search(query).order('updated_at DESC')
     end
 
     def limit_project_ids
diff --git a/spec/controllers/users_controller_spec.rb b/spec/controllers/users_controller_spec.rb
index 7962bcdde71..d47a37914df 100644
--- a/spec/controllers/users_controller_spec.rb
+++ b/spec/controllers/users_controller_spec.rb
@@ -25,34 +25,21 @@ describe UsersController do
   end
 
   describe 'GET #calendar_activities' do
-    include RepoHelpers
-    let(:project) { create(:project) }
-    let(:calendar_user) { create(:user, email: sample_commit.author_email) }
-    let(:commit1) { '0ed8c6c6752e8c6ea63e7b92a517bf5ac1209c80' }
-    let(:commit2) { '7d3b0f7cff5f37573aea97cebfd5692ea1689924' }
+    let!(:project) { create(:project) }
+    let!(:user) { create(:user) }
 
     before do
       allow_any_instance_of(User).to receive(:contributed_projects_ids).and_return([project.id])
       project.team << [user, :developer]
     end
 
-    it 'assigns @commit_count' do
-      get :calendar_activities, username: calendar_user.username, date: '2014-07-31'
-      expect(assigns(:commit_count)).to eq(2)
-    end
-
     it 'assigns @calendar_date' do
-      get :calendar_activities, username: calendar_user.username, date: '2014-07-31'
+      get :calendar_activities, username: user.username, date: '2014-07-31'
       expect(assigns(:calendar_date)).to eq(Date.parse('2014-07-31'))
     end
 
-    it 'assigns @calendar_activities' do
-      get :calendar_activities, username: calendar_user.username, date: '2014-07-31'
-      expect(assigns(:calendar_activities).values.flatten.map(&:id)).to eq([commit1, commit2])
-    end
-
     it 'renders calendar_activities' do
-      get :calendar_activities, username: calendar_user.username
+      get :calendar_activities, username: user.username
       expect(response).to render_template('calendar_activities')
     end
   end
diff --git a/spec/helpers/gitlab_markdown_helper_spec.rb b/spec/helpers/gitlab_markdown_helper_spec.rb
index 3a884d39bf1..c631acc591d 100644
--- a/spec/helpers/gitlab_markdown_helper_spec.rb
+++ b/spec/helpers/gitlab_markdown_helper_spec.rb
@@ -847,6 +847,17 @@ EOT
       )
     end
 
+    it 'should render checkboxes for nested tasks' do
+      rendered_text = markdown(@source_text_asterisk, parse_tasks: true)
+
+      expect(rendered_text).to match(
+        /<input.*checkbox.*valid unchecked nested task/
+      )
+      expect(rendered_text).to match(
+        /<input.*checkbox.*valid checked nested task/
+      )
+    end
+
     it 'should not be confused by whitespace before bullets' do
       rendered_text_asterisk = markdown(@source_text_asterisk,
                                         parse_tasks: true)
diff --git a/spec/lib/gitlab/backend/grack_auth_spec.rb b/spec/lib/gitlab/backend/grack_auth_spec.rb
index 768312f0028..d0aad54f677 100644
--- a/spec/lib/gitlab/backend/grack_auth_spec.rb
+++ b/spec/lib/gitlab/backend/grack_auth_spec.rb
@@ -6,7 +6,7 @@ describe Grack::Auth do
 
   let(:app)   { lambda { |env| [200, {}, "Success!"] } }
   let!(:auth) { Grack::Auth.new(app) }
-  let(:env) { 
+  let(:env) {
     {
       "rack.input" => "",
       "REQUEST_METHOD" => "GET",
@@ -85,6 +85,17 @@ describe Grack::Auth do
             it "responds with status 401" do
               expect(status).to eq(401)
             end
+
+            context "when the user is IP banned" do
+              before do
+                expect(Rack::Attack::Allow2Ban).to receive(:filter).and_return(true)
+                allow_any_instance_of(Rack::Request).to receive(:ip).and_return('1.2.3.4')
+              end
+
+              it "responds with status 401" do
+                expect(status).to eq(401)
+              end
+            end
           end
 
           context "when authentication succeeds" do
@@ -109,10 +120,49 @@ describe Grack::Auth do
               end
 
               context "when the user isn't blocked" do
+                before do
+                 expect(Rack::Attack::Allow2Ban).to receive(:reset)
+                end
+
                 it "responds with status 200" do
                   expect(status).to eq(200)
                 end
               end
+
+              context "when blank password attempts follow a valid login" do
+                let(:options) { Gitlab.config.rack_attack.git_basic_auth }
+                let(:maxretry) { options[:maxretry] - 1 }
+                let(:ip) { '1.2.3.4' }
+
+                before do
+                  allow_any_instance_of(Rack::Request).to receive(:ip).and_return(ip)
+                  Rack::Attack::Allow2Ban.reset(ip, options)
+                end
+
+                after do
+                  Rack::Attack::Allow2Ban.reset(ip, options)
+                end
+
+                def attempt_login(include_password)
+                  password = include_password ? user.password : ""
+                  env["HTTP_AUTHORIZATION"] = ActionController::HttpAuthentication::Basic.encode_credentials(user.username, password)
+                  Grack::Auth.new(app)
+                  auth.call(env).first
+                end
+
+                it "repeated attempts followed by successful attempt" do
+                  for n in 0..maxretry do
+                    expect(attempt_login(false)).to eq(401)
+                  end
+
+                  expect(attempt_login(true)).to eq(200)
+                  expect(Rack::Attack::Allow2Ban.send(:banned?, ip)).to eq(nil)
+
+                  for n in 0..maxretry do
+                    expect(attempt_login(false)).to eq(401)
+                  end
+                end
+              end
             end
 
             context "when the user doesn't have access to the project" do
diff --git a/spec/lib/gitlab/backend/rack_attack_helpers_spec.rb b/spec/lib/gitlab/backend/rack_attack_helpers_spec.rb
new file mode 100644
index 00000000000..2ac496fd669
--- /dev/null
+++ b/spec/lib/gitlab/backend/rack_attack_helpers_spec.rb
@@ -0,0 +1,35 @@
+require "spec_helper"
+
+describe 'RackAttackHelpers' do
+  describe 'reset' do
+    let(:discriminator) { 'test-key'}
+    let(:maxretry) { 5 }
+    let(:period) { 1.minute }
+    let(:options) { { findtime: period, bantime: 60, maxretry: maxretry } }
+
+    def do_filter
+      for i in 1..maxretry - 1 do
+        status = Rack::Attack::Allow2Ban.filter(discriminator, options) { true }
+        expect(status).to eq(false)
+      end
+    end
+
+    def do_reset
+      Rack::Attack::Allow2Ban.reset(discriminator, options)
+    end
+
+    before do
+      do_reset
+    end
+
+    after do
+      do_reset
+    end
+
+    it 'user is not banned after n - 1 retries' do
+      do_filter
+      do_reset
+      do_filter
+    end
+  end
+end
diff --git a/spec/mailers/notify_spec.rb b/spec/mailers/notify_spec.rb
index e3a3b542358..ba42f9e5c70 100644
--- a/spec/mailers/notify_spec.rb
+++ b/spec/mailers/notify_spec.rb
@@ -640,6 +640,100 @@ describe Notify do
     end
   end
 
+  describe 'email on push for a created branch' do
+    let(:example_site_path) { root_path }
+    let(:user) { create(:user) }
+    let(:tree_path) { namespace_project_tree_path(project.namespace, project, "master") }
+
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/heads/master', action: :create) }
+
+    it 'is sent as the author' do
+      sender = subject.header[:from].addrs[0]
+      expect(sender.display_name).to eq(user.name)
+      expect(sender.address).to eq(gitlab_sender)
+    end
+
+    it 'is sent to recipient' do
+      is_expected.to deliver_to 'devs@company.name'
+    end
+
+    it 'has the correct subject' do
+      is_expected.to have_subject /Pushed new branch master/
+    end
+
+    it 'contains a link to the branch' do
+      is_expected.to have_body_text /#{tree_path}/
+    end
+  end
+
+  describe 'email on push for a created tag' do
+    let(:example_site_path) { root_path }
+    let(:user) { create(:user) }
+    let(:tree_path) { namespace_project_tree_path(project.namespace, project, "v1.0") }
+
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/tags/v1.0', action: :create) }
+
+    it 'is sent as the author' do
+      sender = subject.header[:from].addrs[0]
+      expect(sender.display_name).to eq(user.name)
+      expect(sender.address).to eq(gitlab_sender)
+    end
+
+    it 'is sent to recipient' do
+      is_expected.to deliver_to 'devs@company.name'
+    end
+
+    it 'has the correct subject' do
+      is_expected.to have_subject /Pushed new tag v1\.0/
+    end
+
+    it 'contains a link to the tag' do
+      is_expected.to have_body_text /#{tree_path}/
+    end
+  end
+
+  describe 'email on push for a deleted branch' do
+    let(:example_site_path) { root_path }
+    let(:user) { create(:user) }
+
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/heads/master', action: :delete) }
+
+    it 'is sent as the author' do
+      sender = subject.header[:from].addrs[0]
+      expect(sender.display_name).to eq(user.name)
+      expect(sender.address).to eq(gitlab_sender)
+    end
+
+    it 'is sent to recipient' do
+      is_expected.to deliver_to 'devs@company.name'
+    end
+
+    it 'has the correct subject' do
+      is_expected.to have_subject /Deleted branch master/
+    end
+  end
+
+  describe 'email on push for a deleted tag' do
+    let(:example_site_path) { root_path }
+    let(:user) { create(:user) }
+
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/tags/v1.0', action: :delete) }
+
+    it 'is sent as the author' do
+      sender = subject.header[:from].addrs[0]
+      expect(sender.display_name).to eq(user.name)
+      expect(sender.address).to eq(gitlab_sender)
+    end
+
+    it 'is sent to recipient' do
+      is_expected.to deliver_to 'devs@company.name'
+    end
+
+    it 'has the correct subject' do
+      is_expected.to have_subject /Deleted tag v1\.0/
+    end
+  end
+
   describe 'email on push with multiple commits' do
     let(:example_site_path) { root_path }
     let(:user) { create(:user) }
@@ -648,7 +742,7 @@ describe Notify do
     let(:diff_path) { namespace_project_compare_path(project.namespace, project, from: Commit.new(compare.base), to: Commit.new(compare.head)) }
     let(:send_from_committer_email) { false }
 
-    subject { Notify.repository_push_email(project.id, 'devs@company.name', user.id, 'master', compare, false, send_from_committer_email) }
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/heads/master', action: :push, compare: compare, reverse_compare: false, send_from_committer_email: send_from_committer_email) }
 
     it 'is sent as the author' do
       sender = subject.header[:from].addrs[0]
@@ -736,7 +830,7 @@ describe Notify do
     let(:commits) { Commit.decorate(compare.commits) }
     let(:diff_path) { namespace_project_commit_path(project.namespace, project, commits.first) }
 
-    subject { Notify.repository_push_email(project.id, 'devs@company.name', user.id, 'master', compare) }
+    subject { Notify.repository_push_email(project.id, 'devs@company.name', author_id: user.id, ref: 'refs/heads/master', action: :push, compare: compare) }
 
     it 'is sent as the author' do
       sender = subject.header[:from].addrs[0]
diff --git a/spec/models/repository_spec.rb b/spec/models/repository_spec.rb
index 0e3e0b167d7..f41e5a97ca3 100644
--- a/spec/models/repository_spec.rb
+++ b/spec/models/repository_spec.rb
@@ -13,47 +13,16 @@ describe Repository do
     it { is_expected.not_to include('fix') }
   end
 
+  describe :tag_names_contains do
+    subject { repository.tag_names_contains(sample_commit.id) }
+
+    it { is_expected.to include('v1.1.0') }
+    it { is_expected.not_to include('v1.0.0') }
+  end
+
   describe :last_commit_for_path do
     subject { repository.last_commit_for_path(sample_commit.id, '.gitignore').id }
 
     it { is_expected.to eq('c1acaa58bbcbc3eafe538cb8274ba387047b69f8') }
   end
-
-  context :timestamps_by_user_log do
-    before do
-      Date.stub(:today).and_return(Date.new(2015, 03, 01))
-    end
-
-    describe 'single e-mail for user' do
-      let(:user) { create(:user, email: sample_commit.author_email) }
-
-      subject { repository.timestamps_by_user_log(user) }
-
-      it { is_expected.to eq(['2014-08-06', '2014-07-31', '2014-07-31']) }
-    end
-
-    describe 'multiple emails for user' do
-      let(:email_alias) { create(:email, email: another_sample_commit.author_email) }
-      let(:user) { create(:user, email: sample_commit.author_email, emails: [email_alias]) }
-
-      subject { repository.timestamps_by_user_log(user) }
-
-      it { is_expected.to eq(['2015-01-10', '2014-08-06', '2014-07-31', '2014-07-31']) }
-    end
-  end
-
-  context :commits_by_user_on_date_log do
-
-    describe 'single e-mail for user' do
-      let(:user) { create(:user, email: sample_commit.author_email) }
-      let(:commit1) { '0ed8c6c6752e8c6ea63e7b92a517bf5ac1209c80' }
-      let(:commit2) { '7d3b0f7cff5f37573aea97cebfd5692ea1689924' }
-
-      subject { repository.commits_by_user_on_date_log(user,Date.new(2014, 07, 31)) }
-
-      it 'contains the exepected commits' do
-        expect(subject.flatten.map(&:id)).to eq([commit1, commit2])
-      end
-    end
-  end
 end