message: Added check for landing site in bulldozer placement code. No longer allows bulldozer to be placed on a landing site.
diff: @@ -875,6 +875,12 @@ void GameState::placeRobot()
  cout << "Can't bulldoze a Command Center!" << endl;
  return;
  }
  + if (_s->name() == constants::COLONIST_LANDER && _s->age() == 0)
  + {
  + mAiVoiceNotifier.notify(AiVoiceNotifier::CC_NO_BULLDOZE); ///\fixme Change this to an invalid dozer warning.
  + cout << "Can't place a bulldozer on a landing site!" << endl;
  + return;
  + }
  ResourcePool resPool = StructureFactory::recyclingValue(StructureTranslator::translateFromString(_s->name()));
  mPlayerResources.pushResources(resPool);
  