use control-group classes for inline forms in admin area
use control-group classes for inline forms in issues/mr
use control-group classes for inline forms in profile and group pages
use control-group classes for inline forms in project new/edit pages
use control-group classes for inline forms in project area pages
use control-group classes for inline forms in rest pages
Replace .actions with .form-actions
Replace xlarge and xxlarge classes
Merge branch 'improve/proper_form_classes' of /home/git/repositories/gitlab/gitlabhq