Added MaterialGrabber, works the same way as SoundGrabber.
Added MaterialGrabberRenderer, to handle MeshRenderers.
Added MeshGrabber.
Removed MeshGrabber.
Changed grabber cache to be built at the start, avoiding grabbing materials from other mods.
Changed json checks to check for empty too.
Added MaterialGrabber, works the same way as SoundGrabber. Added MaterialGrabberRenderer, to handle MeshRenderers. Added MeshGrabber. Removed MeshGrabber. Changed grabber cache to be built at the start, avoiding grabbing materials from other mods. Changed json checks to check for empty too.