1.add some sign in map2 in oreder to guide the players to the right way.
2.fix some lighting.
3.remove some unreasonable tank spawn areas.

Emergency repair completed

Emergency repair test

1.Fix some bugs.
2.Increase game difficulty appropriately.
3.Add a simple panic event to Chapter3(still a prototype however).
4.Optimize some scene.
5.Update some EASTER EGGS！！！

1.Fix some bugs.
2.Increase game difficulty appropriately.
3.Add a simple panic event to Chapter3(still a prototype however).
4.Optimize some scene.
5.Update some EASTER EGGS！！！

Thanks to Feng's help!
Now Beta V1.2:
1.Fix basic NAV problems,which lead to few zombies spawn in some areas in chapter 1,chapter 2 and chapter 3.
2.Fix some easy-found NAV bugs that let zombies can not ‘see’ players or AI would not save players.
3.Fix the problem that many players can find and report ‘you can kill yourself in chapter 2 and after the wipe out you respawn in the saferoom of the end of chapter’.
4.Delete some shortcuts that affect the gaming experience.
5.Add some regular panic events to Increase the difficulty.
6.Improve some parts of game graphics.

Added "stringtable" command to each map to adapt to multiplayer games on severs.
用指令尝试修复了在服务器上不能正确运行的bug（可能还会存在）