Firefox only (Windows/Mac/Linux): Popular bookmark-syncing Firefox extension Foxmarks has expanded to support password syncing between your browsers. Many of you have been looking for a good way to sync your passwords since Google discontinued Browser Sync, and now Foxmarks is filling that very need. We told you Foxmarks had been testing password sync a few weeks ago, and now the latest version of the extension bears the fruits of that labor. Once you've updated, syncing your passwords is a