Improve factories, especially bounty factories, and use them to streamline tests.
Bounty.acceptor_candidacy now works on the in-memory candidacy list instead of querying the DB.
Simplify the code for BountyController#update and CandidacyController#update.
Update gems to latest versions.
Fix the accepted_bounty factory failing to find a candidacy to make an acceptor.
Add an Rspec module for testing email sent by our system.
Fix an Rspec configuration setting that wasn't implemented correctly.
CandidacyController#update now takes the ID of the candidacy being updated, rather than the ID of the bounty and the ID of the artist.
Implement emailing a user when their bounty is accepted by an artist.
Merge branch 'email-support'