[lightsoff] Created tag 3.31.90

[Robert Roth <robertroth src gnome org>]

The unsigned tag '3.31.90' was created.

Tagger: Robert Roth <robert roth bee-tf ro>
Date: 1549303463 +0200

    Tagged release 3.31.90

Changes since the last tag '3.31.3':

Anders Jonsson (2):
      Update Swedish translation
      Update Swedish translation

Balázs Úr (1):
      Update Hungarian translation

Bilal Elmoussaoui (5):
      unify app-id
      appdata: update the appdata file per the latest specs
      meson: add tests to validate appdata/desktop files
      use org.gnome.LightsOff as an app-id
      Flatpak CI: add a flatpak manifest & setup gitlab CI

Daniel Mustieles (1):
      Updated Spanish translation

Daniel Șerbănescu (1):
      Update Romanian translation

Fabio Tomat (2):
      Update Friulian translation
      Update Friulian translation

Fran Dieguez (1):
      Update Galician translation

Jeremy Bicha (3):
      snap: Update from gnome-3-30 branch then update for appid renaming
      snap: fix typo
      snap: remove accidentally committed state file

Kukuh Syafaat (1):
      Update Indonesian translation

Matej Urbančič (1):
      Updated Slovenian translation

Piotr Drąg (2):
      Update POTFILES.in
      Update Polish translation

Robert Roth (1):
      Prepared release 3.31.90