[#317] avoid overwriting the entity visible flag with the group one
[#317] avoid overwriting the entity visible flag with the group one

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