Merge branch 'ldap-group-settings-spacing' into 'master'

Fixed spacing below ldap group sync submit button

Closes #346 

![Screen_Shot_2016-03-10_at_09.33.56](/uploads/d3f8ff476f48d248decb7c102a470caa/Screen_Shot_2016-03-10_at_09.33.56.png)ront


See merge request !253

app/assets/stylesheets/pages/groups.scss

@@ -44,3 +44,9 @@
     }
   }
 }
+
+.ldap-group-links {
+  .form-actions {
+    margin-bottom: $gl-padding;
+  }
+}