cocos2d/cocos2d-x — pull request #4207 by bmanGH (2013-11-12 10:38:09+00:00)
Title: Configuration of VAO in runtime

use Configuration::getInstance()->supportsShareableVAO() in place of CC_TEXTURE_ATLAS_USE_VAO.
and
fix GL_EXT_discard_framebuffer always disable in EAGLView.mm.