* add @custom_browser tag so we don't create an extra browser instance
* remove @chrome tag because this only works in Firefox
* alphabetize within G/W/T buckets in commons_steps.rb
* alphabetize flyout_steps.rb
* bring env.rb up to date with the modern situation
* make assertions about the URL and heading on the final destination page
* update Ruby gems, especially mediawiki-selenium with a @custom_browser improvement
** use modern RSpec assert syntax
*** we're going to have to update all the repos for this soon
Change-Id: I6cb20126a662bd2a20e2b4bbebe91e8f3b04c7df
Also adds browser tests for the behaviour of the mark all as read button
to ensure it only clears message notifications.
Dependency: Ifb7b1b7b7feb4a5af65c79bb16b91a5a9c70166c
Change-Id: I46e1de229e32d705e67cebde678ecea3f3633906
* Someone links to my page
* Someone mentions me
* Someone writes on my talk page (if it's not a Flow board)
* When I register
Change-Id: I12d1c6867d996c19fbd836658e87acd418e03527
