issue #2129:use capital words for static const member variables
Merge branch 'develop' of https://github.com/cocos2d/cocos2d-x into iss2129-remove_prefix
Merge pull request #3098 from minggo/iss2129-remove_prefix

use capital words for static const member variables
From C++ best practices

Uses static_cast<> instead of C casting.
More static_cast<>
Merge pull request #3104 from ricardoquesada/static_cast_love

From C++ best practices