Update path helper references

Use the path helpers for nested project resources, for Rails 4.1.9
compatibility.

app/views/layouts/nav/_project.html.haml

@@ -50,7 +50,7 @@
             Graphs
 
     = nav_link(controller: :milestones) do
-      = link_to project_milestones_path(@project), title: 'Milestones' do
+      = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
         %i.fa.fa-clock-o
         %span
           Milestones
@@ -73,7 +73,7 @@
             %span.count.merge_counter= @project.merge_requests.opened.count
 
     = nav_link(controller: :labels) do
-      = link_to project_labels_path(@project), title: 'Labels' do
+      = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
         %i.fa.fa-tags
         %span
           Labels

app/views/projects/issues/index.html.haml

@@ -3,10 +3,10 @@
     .pull-left
       - if current_user
         .hidden-xs.pull-left
-          = link_to project_issues_path(@project, :atom, { private_token: current_user.private_token }), class: 'btn append-right-10' do
+          = link_to namespace_project_issues_path(@project.namespace, @project, :atom, { private_token: current_user.private_token }), class: 'btn append-right-10' do
             %i.fa.fa-rss
 
-      = form_tag project_issues_path(@project), method: :get, id: "issue_search_form", class: 'pull-left issue-search-form'  do
+      = form_tag namespace_project_issues_path(@project.namespace, @project), method: :get, id: "issue_search_form", class: 'pull-left issue-search-form'  do
         .append-right-10.hidden-xs.hidden-sm
           = search_field_tag :issue_search, params[:issue_search], { placeholder: 'Filter by title or description', class: 'form-control issue_search search-text-input input-mn-300' }
           = hidden_field_tag :state, params['state']
@@ -16,7 +16,7 @@
           = hidden_field_tag :label_id, params['label_id']
 
     - if can? current_user, :write_issue, @project
-      = link_to new_project_issue_path(@project, issue: { assignee_id: params[:assignee_id], milestone_id: params[:milestone_id]}), class: "btn btn-new pull-left", title: "New Issue", id: "new_issue_link" do
+      = link_to new_namespace_project_issue_path(@project.namespace, @project, issue: { assignee_id: params[:assignee_id], milestone_id: params[:milestone_id]}), class: "btn btn-new pull-left", title: "New Issue", id: "new_issue_link" do
         %i.fa.fa-plus
         New Issue
 
@@ -24,7 +24,7 @@
 
   .clearfix
     .issues_bulk_update.hide
-      = form_tag bulk_update_project_issues_path(@project), method: :post  do
+      = form_tag bulk_update_namespace_project_issues_path(@project.namespace, @project), method: :post  do
         = select_tag('update[status]', options_for_select([['Open', 'open'], ['Closed', 'closed']]), prompt: "Status")
         = project_users_select_tag('update[assignee_id]', placeholder: 'Assignee')
         = select_tag('update[milestone_id]', bulk_update_milestone_options, prompt: "Milestone")

app/views/projects/merge_requests/index.html.haml

@@ -2,7 +2,7 @@
   .append-bottom-10
     .pull-right
       - if can? current_user, :write_merge_request, @project
-        = link_to new_project_merge_request_path(@project), class: "btn btn-new pull-left", title: "New Merge Request" do
+        = link_to new_namespace_project_merge_request_path(@project.namespace, @project), class: "btn btn-new pull-left", title: "New Merge Request" do
           %i.fa.fa-plus
           New Merge Request
     = render 'shared/issuable_filter'

app/views/projects/merge_requests/show/_diffs.html.haml

@@ -8,5 +8,5 @@
       Changes view for this comparison is extremely large.
     %p
       You can
-      = link_to "download it", project_merge_request_path(@merge_request.target_project, @merge_request, format: :diff), class: "vlink"
+      = link_to "download it", namespace_project_merge_request_path(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request, format: :diff), class: "vlink"
       instead.

app/views/projects/merge_requests/show/_remove_source_branch.html.haml

@@ -4,7 +4,7 @@
 - elsif can_remove_branch?(@merge_request.source_project, @merge_request.source_branch) && @merge_request.merged?
   .remove_source_branch_widget
     %p Changes merged into #{@merge_request.target_branch}. You can remove source branch now
-    = link_to project_branch_path(@merge_request.source_project, @source_branch), remote: true, method: :delete, class: "btn btn-primary btn-small remove_source_branch" do
+    = link_to namespace_project_branch_path(@merge_request.source_project.namespace, @merge_request.source_project, @source_branch), remote: true, method: :delete, class: "btn btn-primary btn-small remove_source_branch" do
       %i.fa.fa-times
       Remove Source Branch
 

app/views/search/results/_snippet_title.html.haml

@@ -11,7 +11,7 @@
 
   %small.pull-right.cgray
     - if snippet_title.project_id?
-      = link_to snippet_title.project.name_with_namespace, project_path(snippet_title.project)
+      = link_to snippet_title.project.name_with_namespace, namespace_project_path(snippet_title.project.namespace, snippet_title.project)
 
   .snippet-info
     = "##{snippet_title.id}"

app/views/snippets/_snippet.html.haml

@@ -11,7 +11,7 @@
 
   %small.pull-right.cgray
     - if snippet.project_id?
-      = link_to snippet.project.name_with_namespace, project_path(snippet.project)
+      = link_to snippet.project.name_with_namespace, namespace_project_path(snippet.project.namespace, snippet.project)
 
   .snippet-info
     = "##{snippet.id}"