cask :v1 => 'firefox-esr' do version '38.2.0' sha256 '183a133cade74188081f378b3365f2db52a541048be08b61fb07f2d8fb0b262e' url "https://download-installer.cdn.mozilla.net/pub/firefox/releases/#{version}esr/mac/en-US/Firefox%20#{version}esr.dmg" homepage 'https://www.mozilla.org/en-US/firefox/organizations/' license :mpl tags :vendor => 'Mozilla' app 'Firefox.app' end