Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5
Merge pull request #911 from linshun/iss2085_v2.1.2beta2

issue #2085: update submodule commit ID.
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5
fixed #2082 fix a bug of cc.Node when set negative scale to cc.Node
fixed #2082 update index of submodule "samples" to latest
Merge pull request #912 from dingpinglv/Iss2082_FixSomeBugs

fixed #2082 fix a bug of cc.Node when set negative scale to cc.Node
fixed #2082 correct a mistake for cc.LabelBMFont's static function
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5 into Iss2082_FixSomeBugs
Merge pull request #913 from dingpinglv/Iss2082_FixSomeBugs

fixed #2082 correct a mistake for cc.LabelBMFont's static function
Merge branch 'master' of https://github.com/cocos2d/cocos2d-html5
issue #2085: change version number.