[Auth] Fixes notifications for groups management
[Core] Adds Permissions Awareness to File Entity

(refs #5143, gh-32)
[Applications] Implements permissions inheritance from application to attachments and contact image.

* Adds UpdatePermissionsSubscriber to keep track of PermissionsResource changes.

(refs #5143, gh-32)
Merge branch 'feature/General-make_files_permissions_aware' into develop