Make the tags delete button remote in the tags list

app/controllers/projects/tags_controller.rb

@@ -34,6 +34,11 @@ class Projects::TagsController < Projects::ApplicationController
   def destroy
     DeleteTagService.new(project, current_user).execute(params[:id])
 
-    redirect_to namespace_project_tags_path(@project.namespace, @project)
+    respond_to do |format|
+      format.html do
+        redirect_to namespace_project_tags_path(@project.namespace, @project)
+      end
+      format.js
+    end
   end
 end

app/views/projects/tags/_tag.html.haml

@@ -19,7 +19,7 @@
           = icon("pencil")
 
       - if can?(current_user, :admin_project, @project)
-        = link_to namespace_project_tag_path(@project.namespace, @project, tag.name), class: 'btn btn-grouped btn-xs btn-remove remove-row has_tooltip', title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{tag.name}' tag cannot be undone. Are you sure?", container: 'body' } do
+        = link_to namespace_project_tag_path(@project.namespace, @project, tag.name), class: 'btn btn-grouped btn-xs btn-remove remove-row has_tooltip', title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{tag.name}' tag cannot be undone. Are you sure?", container: 'body' }, remote: true do
           = icon("trash-o")
 
   - if commit

app/views/projects/tags/destroy.js.haml

@@ -0,0 +1,3 @@
+$('.js-totaltags-count').html("#{@repository.tags.size}");
+- if @repository.tags.empty?
+  $('.tags').load(document.URL + ' .nothing-here-block').hide().fadeIn(1000)