behat - imp links

https://blog.testingbot.com/2012/02/10/selenium-testing-with-mink-and-behat
https://knpuniversity.com/screencast/behat/install
http://www.agix.com.au/install-composer-on-centosredhat/
http://stackoverflow.com/questions/23682229/set-up-selenium2-mink-extension-on-behat-to-use-more-than-one-browser
http://lin-clark.com/blog/2013/11/26/quickstart-testing-with-behat-mink-selenium/
https://github.com/Behat/MinkExtension-example
https://github.com/alnutile/behat_editor/blob/master/behat_features/full_test.feature

http://behat-drupal-extension.readthedocs.org/en/3.1/drush.html
http://mink.behat.org/en/latest/guides/interacting-with-pages.html
http://docs.behat.org/en/v2.5/cookbook/behat_and_mink.html
http://knplabs.com/en/blog/behat-like-a-boss-wirting-custom-steps