Working permissions and all tests passing.

Remove print statements.

Fix for review comments.

app/dao/permissions_dao.py

@@ -0,0 +1,11 @@
+from app.dao import DAOClass
+from app.models import Permission
+
+
+class PermissionDAO(DAOClass):
+
+    class Meta:
+        model = Permission
+
+
+permission_dao = PermissionDAO()