Add skeleton store commands
Merge branch 'save' into commandsRedux

Conflicts:
	src/CommandStack.java
	src/DrawDeckCardCommand.java
	src/DrawPalaceCardCommand.java
	src/MoveDeveloperCommand.java
	src/PlaceDeveloperCommand.java
	src/PlacePalaceTileCommand.java
	src/PlaceRiceTileCommand.java
	src/PlaceThreeBlockCommand.java
	src/PlaceTwoBlockCommand.java
	src/UseActionTokenCommand.java