added knn
Pulled in changes from Supriti's branch (k Nearest Neighbour regressor)
Pulled in changes from Atin's branch, SVM Regressor
PayMaster Class added, fixed minor bugs in Classifer.py
Merge branch 'ananth' of https://github.com/ananthd88/CSCE-633-670-Project into atin
Minor changes to PayMaster class
Merge branch 'ananth' of https://github.com/ananthd88/CSCE-633-670-Project into atin
minor changes demo