[gnome-contacts] (38 commits) Non-fast-forward update to branch wip/nielsdg/contact-editor-rewrite

[Niels De Graef <nielsdg src gnome org>]

The branch 'wip/nielsdg/contact-editor-rewrite' 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:

  e0ae790... ContactEditor: Rewrite

Commits added to the branch:

  3bfd250... Window: allow simultaneously selecting & displaying a conta (*)
  00a3590... ListPane: also use the UiState. (*)
  2a10183... ContactList: use and sync the UiState. (*)
  f36cc8e... ContactList: only show checkbox on hover. (*)
  e7b07bd... Window: no more "Select" title in left header. (*)
  16fd4f2... ContactList: minor checkbox UI tweaks (*)
  e4b39a6... ContactList: use a SimpleQuery for the search filter. (*)
  96bf15b... Utils: remove canonincalize_for_search() (*)
  1326e49... Utils: remove unused string_is_empty() (*)
  d52df73... Store: use the BackendStore for the IndividualAggregator (*)
  493074b... Store: remove unused is_empty() (*)
  a67d47d... Window: add tooltips to icon buttons. (*)
  d399735... Window: use a single function for contact deletion. (*)
  5f9bc2c... Window: disable edit buttons after canceling the creation a (*)
  8fc224b... ContactDataRow: prevent display name from "twitching". (*)
  03b9224... ContactList: set visible = true earlier. (*)
  6c65b72... Contact: Remove display_name property. (*)
  b4822d1... Avatar: lazily load the Pixbuf of the avatar. (*)
  a57acdd... Window: reinstate ngettext() for delete notification. (*)
  81e63b2... Window: do the ngettext thing properly this time. (*)
  7441b23... Window: ngettext call should be correct this time. (*)
  ef6f854... Update German translation (*)
  2ca0215... LinkedAccountsDialog: contact name is not translatable (*)
  fa0f648... LinkedAccountsDialog: use GtkTemplate. (*)
  a29d7b4... ListPane: don't put the filter_entry in a toolbar (*)
  97bfa85... Avatar: don't add a class style context. (*)
  608e366... Don't use anonymous lambdas if not necessary. (*)
  a3014ae... Center: remove xalign. (*)
  a91a080... ContactList: start select mode on right click. (*)
  4d52db4... ContactList: right-click == checkbox toggle in selection mo (*)
  058e117... ContactList: simplify sorting function. (*)
  407e19d... ContactList: don't use a separate map for contacts. (*)
  5571dba... Store: don't use lambda for individuals_changed_detailed. (*)
  7d4f03a... Avatar: unnecessary Cairo save() and restore() (*)
  08ffb5a... Avatar: Contact.individual is never null. (*)
  db389e3... Update German translation (*)
  ffdf245... README.md: update after migrating to GitLab. (*)
  2eb0db5... ContactEditor: Rewrite

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