Merge pull request #63 from lochana/master

10_23_7_23AM
UI modified 10/23/2014-10.00 am
Merge pull request #64 from SupunS/master

UI modified 10/23/2014-10.00 am
UI - Response variable dropdown added
Merge pull request #65 from SupunS/master

UI - Response variable dropdown added
ml changes
10_24_2014_9_20AM