* Deprecated css_* methods in favor of queries
* Deprecated fulfill_before and fulfill_after in favor of Promise.fulfill()
* Replaced Splinter dependency direct Selenium calls
* Deprecate SubQuery in favor of XPath queries.
* Added query methods to check element visibility.
* Added query method for retrieving the "nth" element.
* Updated API documentation, using Sphinx keywords for all public methods.
v 0.2.1 (2/12/14)
* Bugfix: Make SubQueries inside Queries work with the repr function
* Bugfix: Make classes stored as class attributes on PageObjects always be unguarded
(despite technically being callable).
v 0.2.0 (2/11/14)
* Added query interface for interacting with the browser
v 0.1.0 (1/23/14)
* Added tests for documentation examples
* Removed WebAppUI
* Refocused design on PageObjects, rather than on the WebAppUI
* Pages now can reference other pages using `self.ui`
* Added tests for page interactions