Fix travis file

Signed-off-by: Siddharth Vinothkumar <siddharth.vinothkumar@citrix.com>
Tweak travis for pylint

Signed-off-by: Siddharth Vinothkumar <siddharth.vinothkumar@citrix.com>
Update Readme

Signed-off-by: Siddharth Vinothkumar <siddharth.vinothkumar@citrix.com>