[gnome-shell] (10 commits) Non-fast-forward update to branch wip/appdisplay-leak

[Ray Strode <halfline src gnome org>]

The branch 'wip/appdisplay-leak' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  7326872... appDisplay: Don't leak duplicate items in AppView
  c32edb8... iconGrid: Clear meta_later callback on destruction
  480396e... appDisplay: Add AppFolderPopup destroy handler
  5de011d... appDisplay: Clear AllView reference to current popup when d
  dbaee38... appDisplay: Add destroy handler for FolderIcon
  4ede73a... appDisplay: Stop watching FolderIcon parent view when destr
  392f23e... appDisplay: Add open method to FolderIcon
  3c25f33... appDisplay: Keep popup open on refresh

Commits added to the branch:

  2653402... js: Add missing return values to later_add() handlers (*)
  32ddb6f... iconGrid: Add missing import for GLib (*)
  eaa3209... appDisplay: Don't leak duplicate items in AppView
  1d60c4d... iconGrid: Clear meta_later callback on destruction
  8e75d81... appDisplay: Add AppFolderPopup destroy handler
  164f3fa... appDisplay: Clear AllView reference to current popup when d
  da9f37e... appDisplay: Add destroy handler for FolderIcon
  49260a8... appDisplay: Stop watching FolderIcon parent view when destr
  0ee1367... appDisplay: Add open method to FolderIcon
  cebb6d4... appDisplay: Keep popup open on refresh

(*) This commit already existed in another branch; no separate mail sent