Added Skelly Mage

Skelly mage and some cleanup
Merge remote-tracking branch 'origin/master'

Conflicts:
	Assets/Sprites/TileSheets/skellymage.png.meta
	Assets/Sprites/skelly copy.png.meta
	Assets/Sprites/skelly.png.meta
	Assets/Sprites/skellyboss.png.meta
	Assets/Sprites/skellymage.png.meta