3.27.4 - January 6, 2017 ======================== - Show desktop notification when download finishes (#722142) - Expand tag view in bookmarks popover (#778843) - Fix downloading blob URLs (#788576) - Fix launching WhatsApp web app (#790781) - Add protection against IDN homograph attacks (#791168) - Fix error in sync migration when migrating from 3.26.2 or earlier - Improved logic to avoid corrupting session state