cask 'firefox-beta-en-gb' do version '48.0b1' sha256 '1308620b2af7e711e2bae3eabac171a1713d4279dee1e96b5044c8e1b2ae9316' 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