Add jshint to default grunt task
Add jshint to default grunt task

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