Integrating some UI testing

[stephengroat]

Since looking at the UI stuff, I've been looking at Sauce Labs and Browserstack.

Both have Travis integrations (1 2) and are free for open source projects.

Does anyone have any Selenium experience? If not, I'd be interested in starting to try it out

[conorgil]

@stephengroat I don't have Selenium experience, but I'm interested in trying it out too. What are some examples of tests you were thinking about adding?

[stephengroat]

@conorgil for this project, i think primarily visual diff