cask 'firefox-beta-en-gb' do version '48.0b4' sha256 '922b9c42c514fa8da117793047e019ef698cbf4c9cc4d7b7960c104b0d8ba81c' url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=en-GB" name 'Mozilla Firefox' homepage 'https://www.mozilla.org/en-GB/firefox/beta/' license :mpl app 'Firefox.app' zap delete: [ '~/Library/Application Support/Firefox', '~/Library/Caches/Firefox', ] end