[gnome-shell] (18 commits) Non-fast-forward update to branch benzea/accelerator-api-improvements

[Benjamin Berg <bberg src gnome org>]

The branch 'benzea/accelerator-api-improvements' 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:

  d490b43... shellDBus: Add UngrabAccelerators

Commits added to the branch:

  789dc16... plugin: Add some comments on its purpose (*)
  b1f893e... plugin: Move class_init and init below methods (*)
  a4c159e... plugin: Use G_DECLARE_FINAL_TYPE (*)
  5f4e0e5... plugin: Style consistency fix (*)
  4d0a742... st: Only consider visible children for :first/:last-child (*)
  61471f9... search: Hide the separator line of the last result (*)
  572d549... appsMenu: Fix initial visibility of "Details" item (*)
  252e242... Update Romanian translation (*)
  6dfa550... Update German translation (*)
  5f2bd70... network: Don't destroy wireless dialog twice (*)
  26e33ff... windowAttentionHandler: Don't destroy on open (*)
  510b060... Updated Vietnamese translation (*)
  1c9d821... messageTray: Add source policy setter (*)
  ad80bce... Update Dutch translation (*)
  628cb4d... Update Latvian translation (*)
  9dc99ad... Updated Lithuanian translation (*)
  32b8bc3... inhibitShortcuts: Save choice in permission store (*)
  64feed4... shellDBus: Add UngrabAccelerators

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