anchor.diff:  		                {ok, EdgeId} = z_db:transaction(F, Context),
   		                z_depcache:flush(SubjectId, Context),
   		                z_depcache:flush(ObjectId, Context),
  +						z_notifier:notify({edge_insert, SubjectId, PredName, ObjectId}, Context),
   		                {ok, EdgeId};
   					AclError ->
   						{error, {acl, AclError}}
  
positive.code:             z_db:transaction(F, Context),
              z_depcache:flush(SubjectId, Context),
              z_depcache:flush(ObjectId, Context),
              ok;
          AclError ->
              {error, {acl, AclError}}
  
negative.code:             case z_db:transaction(F, Context) of
                  {ok,EdgeId} ->
                      z_depcache:flush(SubjectId, Context),
  					z_notifier:notify({edge_insert, SubjectId, PredName, ObjectId}, Context),
                      {ok, EdgeId};
                  {error, Reason} ->
                      {error, Reason}
  