cask 'firefox-beta-en-gb' do version '47.0b2' sha256 'f1b6568bd7d84165c12df604f05a303d8a10790f05b5a4c7010dfdcf4c450a67' 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