Adding Undead Witch & Undead Troll:

	* Adding mob Undead Witch
	* Adding attack particle for Undead Witch mob.
	* Editing license.txt.
	* Editing monsters.xml.
	* Adding mob Undead Troll
	* Adding attack particle for Undead Troll mob.
	* Editing monsters.xml.
done by Cassy.
Release 043-4:

	* Adding 043-4.
	* Adding warp from 043-3 to 043-4.
021-3: Adding some Undead Trolls.
Fix Spawn Rates on 043-4
Merge branch 'cassy-dungeon' into stable-test

Conflicts:
	maps/043-4.tmx