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.
smarter script for creating android project
clear
add copying of the java library
debug script modified
issue #2277: Add OpenGL lua binding
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into opengl_develop
fix url parse error for 'ws://domain.com/websocket' pattern
Add advertisement type for more Ads plugins.
issue #2304:use function to simplify acceremeter call back
Adding missing include in ZipUtils.h.
issue #2277: Add OpenGL lua test samples
Adjust ProtocolAds for more Ads plugins.
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into opengl_develop
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into develop
Merge pull request #2929 from minggo/iss2304-refator-cclayer

issue #2304:use function to simplify acceremeter call back
Merge pull request #2904 from edwardzhou/master

closed #2312: WebSocket url parse error for 'ws://domain.com/websocket' pattern
Update AUTHORS [ci skip]
[emscripten] Updating .travis.yml, export environment variables for emscripten port.