Let Widget class don't support cascaded opacity and cascaded color on default.
not export getCameras
fix PhysicsBody bitmask bug.
fix typo
[ci skip][jenkins]Add script to track android built libs size
Merge pull request #78 from lvlonggame/obb

1. move drawnode3d to Sprite3DTest
linux
Merge branch 'obb' of https://github.com/super626/cocos2d-x into obb
windows work
Merge branch 'obb' of https://github.com/super626/cocos2d-x into obb
remove normalize
remove normalize
can not export aabb obb ray
fix linux
Update CCScene.cpp

in line 157, here need to create  and add camera, if not ,in the function createWithPhysics, will show black screen.
Merge pull request #7723 from jimmystar/patch-3

Update CCScene.cpp
[AUTO]: updating luabinding automatically
Merge pull request #7726 from CocosRobot/update_lua_bindings_1407720566

[AUTO]: updating luabinding automatically
[AUTO][ci skip]: updating cocos2dx_files.json
Merge pull request #7727 from CocosRobot/update_cocosfiles_1407720774

[AUTO][ci skip]: updating cocos2dx_files.json