[#224] Added a `me.input.globalToLocal()` function to help translating coordinates
[#224] Added a `me.input.globalToLocal()` function to help translating coordinates

This provides the same output as the new corresponding `localX` and
`localY` properties in the Event object

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