Fix mouse scrolling direction on Tests main window
Fix mouse scrolling direction on Tests main window

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