Merge pull request #102 from liuliang2004/Meshv3

Modified binary load model, compatible with the old format
fix bundle mac
return true
reset sprite3dtest
add VERTEX_ATTRIB_TEX_COORD1
Merge branch 'v3' of https://github.com/super626/cocos2d-x into merge-bundle
compute submesh aabb error
forget return true
animation & animations
Merge branch 'v3' of https://github.com/super626/cocos2d-x into merge-bundle
delete empty line
Merge pull request #103 from lvlonggame/merge-bundle

Merge bundle
Modification is compatible with the old model