Merge pull request #1 from tarunbhardwaj/develop

Fixed method string to credit_card
Add .travis.yml
Flake8ify
Merge pull request #1 from sharoonthomas/develop

Working module
Release version 3.0.1.0
Merge branch 'release/3.0.1.0' into develop
Adding payment profile should return object #3960

Adding a payment_profile in beanstream should return an object of profile
not just the 'end' string.