Added Gnawtee sprite

...mostly
Revert "Replaced tiles with single tileset"

This reverts commit 36ec2b933ccfa02ddfa10826c916d64101310048.

Conflicts:
	Graphics/Tiles/Thumbs.db
	Graphics/Tiles/block1a.png
Revert "Revert "Replaced tiles with single tileset""

This reverts commit 65568e76540004f9284cb752d40d9acfb7dd3f8e.
Added scripts