Linux: added project part for QtCreator.

Allows easily setup cocos2d on Linux in QtCreator IDE.
Enabled c++0x flag, use OpenAL audio backend by default.
issue #2276: Add ScrollView lua binding and test sample
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into scrollview_develop
issue #2276: Add scrollview sample test in cocosbuilder and modify some config
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into scrollview_develop
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into scrollview_develop
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into scrollview_develop
Merge pull request #2966 from dumganhar/develop

Typo fixes in CCNode.h.
issue #2276: Modify ScrollView and LuaScrollView class
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into scrollview_develop
Merge pull request #2967 from dumganhar/develop

Warning fixes for TestCpp and adding resource for ComponentTest.
issue #2276: Modify vs2012 solution config
issue #2305: use c++11 thread instead of pthread in CCTextureCache
issue #2276: Modify LuaScrollView create method
issue #2305: tab -> 4 spaces
issue #2276: Modify InitLuaScrollView to initLuaScrollView
issue #2305: tab -> 4 spaces
Merge pull request #2962 from samuele3hu/scrollview_develop

issue #2276: Add ScrollView lua binding and test sample
Merge branch 'iss2305-replace-pthread' of https://github.com/minggo/cocos2d-x into minggo-iss2305-replace-pthread