Merge branch 'master' of https://github.com/zpublic/AV-GSG into Sum_Branch
Merge branch 'master' of https://github.com/zpublic/AV-GSG into Sum_Branch
解决部分问题
解决效率问题
优化敌机创建
删除遗留代码
修正效率BUG
Merge pull request #4 from zpublic/Sum_Branch

Sum branch