issue #4674: Removed third party libraries and xxx.REMOVED.git-id
issue #4674: Re-added deleted source files.
issue #4674: Removed third party libraries and xxx.REMOVED.git-id, re-added some resources.
Merge pull request #6560 from dumganhar/v2

issue #4674: Removed third party libraries and large files, moved them to https://github.com/minggo/cocos2d-x-resources