Merge branch '14942-last-commit-styling' into 'master'

Add CI styling to all CI updates

Fixes #14942 

Correct styling for last commit:
![Screen_Shot_2016-04-05_at_2.17.54_PM](/uploads/8cbda0023eaf7a26b776f3da58050e1a/Screen_Shot_2016-04-05_at_2.17.54_PM.png)

See merge request !3554

app/assets/stylesheets/pages/projects.scss

@@ -401,7 +401,7 @@ pre.light-well {
   }
 
   .commit_short_id {
-    margin-right: 5px;
+    margin: 0 5px;
     color: $gl-link-color;
     font-weight: 600;
   }

app/assets/stylesheets/pages/status.scss

-.container-fluid .content {
+.container-fluid {
   .ci-status {
     padding: 2px 7px;
     margin-right: 5px;