madlib/madlib — pull request #162 by aojwang (2012-05-31 06:31:43+00:00)
Title: DT/RF: add check for feature_per_node and feature names

Jira: MADLIB-520
If the value of feature_per_node is greater than the total number of feature, we will raise exception. If the listed features' name are not the columns of training table, we will raise exception