test TreeNode split attr and value
Merge branch 'master' of git@github.com:linoor/RandomForest.git
update gitignore
Merge branch 'temp_branch'

* temp_branch:
  update gitignore
Merge branch 'master' of github.com:linoor/RandomForest

* 'master' of github.com:linoor/RandomForest:
  Delete .classpath