selection improve
experiment
V3
d2
d3
d4
Merge branch 'v3' of https://github.com/ChuBoyu/AIfinal into v2

Conflicts:
	src/com/fbergeron/ai/AI.java
	src/com/fbergeron/solitaire/GameState.java
	src/com/fbergeron/solitaire/Solitaire.java