Merged some images from other branch.

Merged the inventory background and tiles image from the other branch
and changed the ladders into stairs. Added bone and scarf item images
and a fourth necklace image from allyally. Added hoodie image in
preperation of randomised starting kits.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	Roguelike/images/tiles.png
	Roguelike/src/org/tilegames/hexicube/topdownproto/entity/EntitySkeleton.java
put all of my tile experiments into a file