Merge branch 'generic-commit-status' into 'master'

Move tags to column in generic_commit_status

Part of https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/4249    

cc @ayufan 



See merge request !4277

app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml

@@ -40,7 +40,7 @@
   %td
     = generic_commit_status.name
 
-    .pull-right
+  %td
     - if generic_commit_status.tags.any?
       - generic_commit_status.tags.each do |tag|
         %span.label.label-primary