4.8.1

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- Make the panels sticky for some window managers (bug #7130).
- Fix assert when storing property values in xfconf (bug #7117).
- Migrate monitor information (bug #7135).
- Cache launcher menu tooltip pixbuf (bug #7146).
- Reverse menu item insert order (bug #7102).
- Set and restore a unique role name for windows (bug #7094).
- Don't return a critical on a NULL dbus session.
- Allocate 1x1 requests offscreen in the systray (bug #7143 and #7057).
- Popup window menu under cursor on window button group menus.
- Directly start the panel on the correct screen (bug #7161).
- Move the panel menu to the correct screen (bug #7203).
- Fix dragging panels to another screen.
- Open plugin dialogs on same screen as plugin.
- Sync hidden window and panel screen.
- Show launcher add dialog on the same screen as parent.
- Fix autohide direction based on orientation and edge.
- Deactivate menu button if loading menu failed.
- Don't double expose the panel's child widget (bug #6872).
- Remove unneeded check (bug #7149).
- Don't disappear when wm restarts with compositing (bug #7194).
- Properly update the plugin background when moving to other panel.
- Unset visible event window in 4.6 plugins.
- Various small code cleanups and improved debug messages.
- Translation updates (eu, fr, ja, lt, sv).