Cleanup of CCActionManager:
Cleanup of CCActionManager:

* renaming of ivars to remove prefix
* reorganising methods/internal classes into logical groupings

hig-ag/CocosSharp,zmaruo/CocosSharp,haithemaraissia/CocosSharp,MSylvia/CocosSharp,netonjm/CocosSharp,TukekeSoft/CocosSharp,TukekeSoft/CocosSharp,zmaruo/CocosSharp,mono/CocosSharp,MSylvia/CocosSharp,haithemaraissia/CocosSharp,netonjm/CocosSharp,mono/CocosSharp,hig-ag/CocosSharp