Another thread for animation. Slimes now have an alternate idle sprite that they cycle through

Animations, movement, new coin sprite, basic threading.
Trying to merge
Merge branch 'master' of https://github.com/DontSuCharlie/LegacyDungeon

asdf merging. why am i trying to fix previous code.
Conflicts:
	Character.java
	DungeonRunner.java
	Jam.java
	LegacyDungeonCopy.java
	LegacyDungeonPaintTest.java
	coinGold.png