Merge pull request #101 from samuele3hu/v3_conversions

add more conversional functions
Issue #5021: Update to Cocos2d-x v3 with new conversion settings
Merge pull request #102 from pandamicro/develop

Issue #5021: Update to Cocos2d-x v3 with new conversion settings
Merge branch 'develop' of git://github.com/cocos2d/bindings-generator into v3_conversions