Update project code for Ruby 2. Note that you must install Ruby 2 yourself.
Remove empty helper.
Use the newest FactoryGirl features to simplify factories.
Fix a small typo in the Bounty integration tests.
Fix an extra "end" statement in the factories definitions.
Update a couple FactoryGirl invocations that didn't get updated to user the new traits syntax.
Bring back the bounty_with_vote factory, which was accidentally removed.
Fix some FactoryGirl invocations that didn't get updated to the new traits syntax.
Use PostgreSQL as the DB engine for development and testing from now on.
Add unique keys to the database.
Add foreign keys to the database.
Use PostgreSQL boolean values instead of strings 't' and 'f' in SQL queries.
Update a Personality model test to work with the new DB foreign keys.
Remove a remaining reference to SQLite in the Gemfile.
Modified git ignore to ignore file attachments from paperclip
Merge branch 'postgresql'
Hide developers' custom vim settings files from git.
Update gems to latest versions.
Remove the statistic2 gem, as it isn't used anywhere.
Remove a lingering encoding declaration from environment.rb.