Update coveralls dependency to 0.7.0
Update airbrake dependency to 3.1.14
Update mongoid dependency to 3.1.5
Update unicorn dependency to 4.6.3
Update kgio dependency to 2.8.1
Update raindrops dependency to 0.12.0
Update newrelic_rpm dependency to 3.6.7.159
Update rake dependency to 10.1.0
Update sass dependency to 3.2.12
Use Homebrew's Formulary to load formulae
Fix asset precompilation on Heroku
Remove obsolete #downcase in FormulaeController#browse
Magic encoding comment is no longer needed on Ruby 2
Link to the first letter with alternative formulae