[gnome-games] (13 commits) Non-fast-forward update to branch wip/exalm/make-tarball

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/make-tarball' 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:

  63a1d13... tools: Add make-tarball.sh

Commits added to the branch:

  cdfa89f... GriloDeveloper: Send empty string as default (*)
  3f6600e... developer-list-item: Update label on change (*)
  56a136d... developer: Add compare function (*)
  89170a8... developer-list-item: Add compare function (*)
  cb83df8... developers-view: Rewrite file (*)
  578f541... dummy-developer: Use "" instead of "Unknown" (*)
  dfbba9c... database: Add DatabaseUid (*)
  1254a93... database: Add DatabaseDeveloper (*)
  55e4d50... database: Add table and factory methods for metadata object (*)
  af74f2c... database: Add DatabaseGame (*)
  15a30ea... ui: Allow GameCollection to send game-added signal (*)
  b4b598e... application: Wrap Game object in DatabaseGame (*)
  853c2cf... tools: Add make-tarball.sh

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