don't use indices for the default rect mesh so we can use surface.SetRectUV/Color/ etc
fixed surface.SetRectUV  not updating mesh properly
surface.SetRectUV is now top left instead of bottom left
added missing luasocket files for lovemu
added uv surface test
joystick functions return 0 to not cause errors
added SpriteBatch:set*/getImage
more quad fixes..
require socket.http
check if lovemu.config.screen exists
updated luasocket to v3
replace . with / when loading modules with require too