SeaMonkey/Features/2.7

What big things do SeaMonkey 2.7 builds offer (over SeaMonkey 2.6)? (SM / All)

• HTML5 videos now feature Show Statistics and Save Snapshot As in their context menus (bug 697124)
• Add-ons that are installed into the shared user and shared system areas now get disabled by default. If you schedule a new add-on for installation by copying it to the profile's extensions folder, a new in-content UI appears now (bug 696598)
• Sync dialogs should now persist their position (bug 695523)
• Sync dialogs look more similar now (bug 684537)
• The MailNews Advanced Search dialog now supports keys for marking as read, flagged or tagged (bug 693210)
• Internet searches started from the context menu now open in a new tab (as opposed to a new window) by default (bug 693080)
• The Add-ons Manager and Data Manager now open according to Link Behavior preferences (i.e. in a window if the user chose so) (bug 665678)
• The default theme supports small icons for the Address Book toolbar now (bug 576402)
• Custom news message filters support "doesn't contain" and "isn't" now (bug 618624)
• Add-ons are now compatible by default (provided they are compatible with at least SeaMonkey 2.1) (bug 702792)