Some players do not see a panoramic view of the map, So i changed it.
一些玩家反映地图不能看到全景，现在应该能了。
Some players reflect that the map can't see the panorama.
增加了游戏开场插图。
Add the game opening illustrations.
鼠标移动到能建造炮塔的范围会有光圈提示。
Move the mouse to the range to build turrets will prompt the aperture.