Removed the Github Project User env var. It really is needed or used by the dashboard
Revert "removing the dependency on QT from zerobot by removing the Capybara gems from the Gemfile... the development setup instructions must also be modified to remove the 'brew install qt' step"

This reverts commit f731acdc82dbf6ef1f40fb52fcce52a4943e198c.
Minor refactor to method names