Merge branch 'build-status-focus-state' into 'master'

Remove underline focus state on statuses

Before:   
![Screen_Shot_2016-11-02_at_9.21.03_AM](/uploads/60d49c0cde418b45ee245d1a60d6ece7/Screen_Shot_2016-11-02_at_9.21.03_AM.png)
After:   
![Screen_Shot_2016-11-02_at_9.20.43_AM](/uploads/820c91d961b01d775465671ebceeba98/Screen_Shot_2016-11-02_at_9.20.43_AM.png)

See merge request !7244

app/assets/stylesheets/pages/pipelines.scss

@@ -85,6 +85,11 @@
   }
 
   .commit-link {
+    a {
+      &:focus {
+        text-decoration: none;
+      }
+    }
 
     .ci-status {
 

app/assets/stylesheets/pages/status.scss

@@ -6,7 +6,8 @@
     white-space: nowrap;
     border-radius: 4px;
 
-    &:hover {
+    &:hover,
+    &:focus {
       text-decoration: none;
     }