Upgraded to latest Versions and polished code#4

Merged

ftomassetti merged 3 commits into

sparktutorials:masterfrom

rajadileepkolli:master

Dec 14, 2015

Commits on Dec 13, 2015

Updated to latest version Jars and fixed code issues
rajadileepkolli
committed
Polished code to remove unused imports and improve coding standards
rajadileepkolli
committed
leveraging on default function rather than custom implementation
rajadileepkolli
committed