initialize m_fSecondsPerframe
update changelog
change version
[AUTO] : updating submodule reference to latest autogenerated bindings
update changelog
Merge pull request #5746 from CocosRobot/updategeneratedsubmodule_1394679194

[AUTO] : updating submodule reference to latest autogenerated bindings
Merge pull request #5745 from minggo/master-release

Master release
Merge branch 'master_armature' of https://github.com/samuele3hu/cocos2d-x; branch 'master' of https://github.com/cocos2d/cocos2d-x into master_armature