Refactor Merge Request widget
Dev: https://dev.gitlab.org/gitlab/gitlabhq/issues/2610
It should be rendered with json request because now it looks messy.
/cc @dzaporozhets @vsizov
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Dev: https://dev.gitlab.org/gitlab/gitlabhq/issues/2610
It should be rendered with json request because now it looks messy.
/cc @dzaporozhets @vsizov