Update CocosSharp PCL API
Update CocosSharp PCL API

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