cask 'thunderbird-beta-uk' do version '42.0b2' sha256 '9e4c3fd723d9a0f24055097c9f0045f7f1c936fdfd9b3c767dcbb24a8db906a5' url "https://download.mozilla.org/?product=thunderbird-#{version}&os=osx&lang=uk" name 'Mozilla Thunderbird' homepage 'https://www.mozilla.org/en-US/thunderbird/all-beta.html' license :mpl app 'Thunderbird.app' end