Port of "Reject more reserved paths" to EE
This is a port of https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10413/ to EE
There are some EE specific paths that needed to be added
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This is a port of https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10413/ to EE
There are some EE specific paths that needed to be added