Split nominal
Merge
Merge branch 'master' of https://github.com/gameowen/DT

Conflicts:
	DT/.classpath
	DT/bin/SplitModel.class
	DT/bin/TreeNode.class
	DT/bin/test.class
	DT/src/SplitModel.java
	DT/src/TreeNode.java
	DT/src/test.java
merge
Fix nominal.