[gnome-control-center] (21 commits) Non-fast-forward update to branch wip/feborges/new-printers-panel

[Felipe Borges <felipeborges src gnome org>]

The branch 'wip/feborges/new-printers-panel' 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:

  3d45a6b... printers: Introduce new printers panel

Commits added to the branch:

  118503f... Updated POTFILES.in (*)
  ec1f4a0... Updated Spanish translation (*)
  0129d8a... online-accounts: Don't use deprecated GoaProviderGroup API (*)
  9067983... online-accounts: Add a Calendar group (*)
  1af7321... display: fix accidentally commented out code (*)
  d18411d... build: Add GTest Makefile snippet (*)
  1428b52... datetime: Port tests to GTest (*)
  e48b3cc... printers: Port tests to GTest (*)
  af5f2f3... shell: Port tests to GTest (*)
  cf3da38... po: Add an unused source to the skip file (*)
  1ce4af4... shell: Add PrettyHostname to SSID helper (*)
  e669417... network: Fix hotspot silently failing with long hostname (*)
  44c16fc... network: Use the correct type for the "ssid" property (*)
  94de804... Updated Scottish Gaelic translation (*)
  89f6aa9... Updated Turkish translation (*)
  ac6c7b1... Updated Slovak translation (*)
  a3376b9... printers: use panel-wide page for empty-state
  c51d7c1... printers: enforce the empty-state patterns
  452a278... printers: present spinner while populating the panel
  4e7ce2e... printers: introduce PpPrinterEntry widget
  fa1e96e... printers: introduce PpDetailsDialog

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