@Issue#17 initial working hack display of audio waveform
Merge branch 'develop' into issue_17
Issue#6 Create folders are nested. Delete is recursive over the folder.
Merge branch 'develop' into issue_17

Conflicts:
	SpriteBuilder/SpriteBuilder.xcodeproj/project.pbxproj
	SpriteBuilder/ccBuilder/AppDelegate.m
	SpriteBuilder/ccBuilder/ResourceManager.m
	SpriteBuilder/ccBuilder/en.lproj/MainMenu.xib
@Issue#17 Expandable Audio Rows working
@Issue#17 resize the keyframe images for expanded sound channel
WIP Working image placement on soundChannel
Working default audio image flipping
@Issue#17 working very well. Adjust image dynamically without poping or lockup.
remove log
Merge branch 'develop' into issue_17
WIP Working drag and drop audio files@
fix up drag and drop to only work on sound channel
fix up minor rendering error on expanding cell
refine clicking keyframes accuracy
restrict drag and drop activity