additional improvements and cleaning :
additional improvements and cleaning :

* renamed the plug function to "patch" (more coherent with what the
function is actually doing)
* plugin are now also registered under the me.plugin namespace once
instantiated
* check for plugin inheritance with the me.plugin.Base Class

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