[gnome-shell] (20 commits) Created branch wip/message-tray-menu

[Jasper St. Pierre <jstpierre src gnome org>]

The branch 'wip/message-tray-menu' was created.

Summary of new commits:

  2358dd3... popupMenu: Allow PopupMenuManager to take an existing grab 
  80acadb... popupMenu: Don't use "grabbed" to determine whether to chan
  48a4d1e... messageTray: Move adding the menu actor to MessageTrayConte
  0c9e43b... messageTray: Use a PopupMenuManager for the message tray co
  1efb8bf... messageTray: Rename the context menu to the tray menu
  dc58cdc... messageTray: Move the tray menu to a button
  82b250f... theme: Use the same style for summary popups as we do for p
  887ad3e... backgroundMenu: Ignore releases when using long-press
  8d0d226... popupMenu: Add support for action namespaces
  465c908... status: Remove settings actions
  d920c4d... popupMenu: Fix return some return values button-press-event
  a987be2... slider: Separate PopupSliderMenuItem into its own widget
  246efa0... volume: Remove an unused variable
  897a56e... volume: Implement new volume menu design
  9c67271... userMenu: Move UserAvatarWidget into UserWidget
  d6de5f8... userMenu: Implement new user menu design
  ac371aa... popupMenu: Remove combo boxes and child menus
  f809dbf... aggregate menu xxx
  a701a66... status: Add new brightness slider widget
  8ecd311... fff