message: Fix invalid iteration segfault on shutdown
diff: @@ -222,7 +222,7 @@ void CMessageBrokerController::exitReceivingThread() {
  it;
  for (it = mConnectionList.begin(); it != mConnectionList.end();) {
  (*it)->Shutdown();
  - mConnectionList.erase(it++);
  + it = mConnectionList.erase(it);
  }
  mConnectionListLock.Release();
  