Merge branch 'gm-update-permissions' into 'master'

update: LDPPermissions added

See merge request startinblox/djangoldp-packages/djangoldp-notifications!14

djangoldp_notification/models.py

@@ -30,8 +30,11 @@ class Notification(Model):
 
     class Meta(Model.Meta):
         #permission_classes = [InboxPermissions]
-        depth = 0
+        auto_author = 'user'
         ordering = ['-date']
+        anonymous_perms = ['add']
+        authenticated_perms = []
+        owner_perms = ['view', 'change']
 
     def __str__(self):
         return '{}'.format(self.type)