added ClippingRegionNode
standardized codes
modified project files and make files
restored cocos/CMakeList.txt
ClippingRegionNode --> ClippingRectangleNode
Update project setting for lua-tests、lua-empty-test and lua-game-controller-test on the different platform and related test codes
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_adjust
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_adjust

Conflicts:
	build/cocos2d_tests.xcodeproj/project.pbxproj
ignore CMakeLists.txt.user generated by QtCreator
Merge pull request #8701 from joshuastray/v3

ignore CMakeLists.txt.user generated by QtCreator
[AUTO][ci skip]: updating cocos2dx_files.json
Merge pull request #8703 from CocosRobot/update_cocosfiles_1413340661

[AUTO][ci skip]: updating cocos2dx_files.json
Update the Xcode project setting for related test cases
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3_adjust
added ClippingRectangleNode
added ClippingRectangleNode Test
Merge pull request #8704 from samuele3hu/v3_adjust

Update project configures for the related test cases
[AUTO][ci skip]: updating cocos2dx_files.json
Merge pull request #8707 from CocosRobot/update_cocosfiles_1413352609

[AUTO][ci skip]: updating cocos2dx_files.json
reset  wp8 project files