Update README.

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

Signed-off-by: Siddharth Vinothkumar <siddharth.vinothkumar@citrix.com>
Merge pull request #7 from siddharthv/travis-pull-request-test

Travis pull request test