(Since version MLeap 0.9.0) this method will be removed for version 1.0, use #drop
(Since version MLeap 0.9.0) this method will be removed for version 1.0, use #withColumn
(Since version MLeap 0.9.0) this method will be removed for version 1.0, use #withColumns
(Since version MLeap 0.9.0) this method will be removed for version 1.0, use #withColumn
(Since version MLeap 0.9.0) this method will be removed for version 1.0, use #withColumns
Created by hollinwilkins on 9/1/17.