can run build-android.python in any path
Merge pull request #4041 from minggo/iss2905-adjust_folder

can run build-android.python in any path
Modify the all luajit build scripts and let libluajit.a of mac only support 64bit
Modify  let the libluajit.a of mac only support 64bit
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into developHttp
Merge pull request #4043 from samuele3hu/developHttp

Modify the all luajit build scripts and let libluajit.a of mac only support 64bit