[#568] fix the onCollision handler, and use the last response API
[#568] fix the onCollision handler, and use the last response API

gopalindians/melonJS,TukekeSoft/melonJS,srbala/melonJS,gopalindians/melonJS,gopalindians/melonJS,rlugojr/melonJS,MarkoIvanetic/melonJS,TukekeSoft/melonJS,melonjs/melonJS,srbala/melonJS,melonjs/melonJS,TukekeSoft/melonJS,MarkoIvanetic/melonJS,rlugojr/melonJS,srbala/melonJS,rlugojr/melonJS