fixing specs
removing unused gems
removing autotest config
adding rails4 bin files
setup unicorn for heroku
assets and logs gem for heroku
adding unicorn gem
unicorn config
production assets configuration
caching setup
bringing back scraping gems
precompiling tree.js
fixing precompilation error
jit.js recompilation error
updating jit.js and uglifier
fragment caching proposals
fixing specs
updating proposal stubs
removing unmaintained client_side_validations
updating travis configuration