Version 0.1.6
    + Python 3 compatibility thanks to Sambodson (https://github.com/samdobson)

Version 0.1.5
    + Updated API

Version 0.1.4
    + Added virtio parameter to create_droplet method
    + Minor fixes in all_ssh_keys method
    + Readme region example now uses to_json() method

Version 0.1.3
    + Added ssh_keys support to Droplet object (thanks to Derek: http://github.com/covertgeek)

Version 0.1.2
    + Added ip_address to Droplet object (thanks to Derek: http://github.com/covertgeek)

Version 0.1.1
    + Added support for requests 1.x (thanks to Luke: http://github.com/clone1018)

Version 0.1.0
    + Initial release
