Add animation pause to me.AnimationSheet; closes issue #60.
Add animation pause to me.AnimationSheet; closes issue #60.

Smoss/Enoru-eco,srbala/melonJS,TukekeSoft/melonJS,gopalindians/melonJS,MarkoIvanetic/melonJS,Smoss/Enoru-eco,TukekeSoft/melonJS,gopalindians/melonJS,rlugojr/melonJS,TukekeSoft/melonJS,gopalindians/melonJS,melonjs/melonJS,rlugojr/melonJS,srbala/melonJS,melonjs/melonJS,MarkoIvanetic/melonJS,rlugojr/melonJS,srbala/melonJS