Fix: show edit/close buttons for all not closed MRs (not only to opened ones)
Add 'rejected' and 'fixed' states to merge requests; allow to switch between the review statuses (accepted, rejected, fixed) back and forth
Allow to filter merge requests by state
Show name of user who changed MR's review state in email subject and body
Merge pull request #5 from AlexanderOlkhovskiy/more_mr_states

More merge request review states