Call saveUndoState when inspector block selector is changed. (mark document as dirty)
Merge pull request #260 from pierrepaullavoie/upstream-257

Call saveUndoState when inspector block selector is changed.
Merge pull request #278 from linshun/develop

Update Cocos2d-html5 to version v2.1.2 beta.
Merge branch 'master' of github.com:cocos2d/CocosBuilder
Fix Cant create keyframes from spritesheet: refs #267
Added Roadmap for version 3 to documentation.
Added to roadmap
#281 fixed
#249 fixed
Merge pull request #297 from longyangxi/master

#249 bug fixed
Merge pull request #1 from cocos2d/develop

merge the latest develop
#291 fixed
Merge pull request #306 from longyangxi/dev329

#291 fixed
Added About window with current version number
Added classes for handling Debugger connection
Made hash longer for commit version
Updated about box icon
Started work on debug connection
Merge pull request #2 from cocos2d/develop

merge 4.2
#249 fixed finally