Bugfix [LDC-563] Perm administer comments

## Ready State: Yes

Perm administer comments.

## Deployment Instructions

* Merge code.
* Go to admin/structure/features/imagex_user_permissions and Revert
* Clear caches with `drush cache-clear all`

## Usage/Test Instructions

* Login user by role: Content Administrator, Content Creator, Content Manager, Content Moderator