Bump gitlab-grit

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Add sorting to merge requests on milestone page

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Merge branch 'sort-milestone-merge-requests' into 'master'

Sort milestone merge requests

Part of #1207
Merge branch 'bump-grit' into 'master'

Bump grit

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/222