message: Adding prefix for enum TileMapLevel
diff: @@ -471,7 +471,7 @@ void TileMap::serialize(NAS2D::Xml::XmlElement* element)
  XmlElement *mine = new XmlElement("mine");
  mine->attribute("x", mMineLocations[i].x());
  mine->attribute("y", mMineLocations[i].y());
  - getTile(mMineLocations[i], LEVEL_SURFACE)->mine()->serialize(mine);
  + getTile(mMineLocations[i], TileMapLevel::LEVEL_SURFACE)->mine()->serialize(mine);
  mines->linkEndChild(mine);
  }
  