[polari] (10 commits) Non-fast-forward update to branch wip/fmuellner/meson

[Florian Müllner <fmuellner src gnome org>]

The branch 'wip/fmuellner/meson' 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:

  c75d943... build: Support the meson build system
  87f2ebd... build: Add back typelib checks
  da62beb... flatpak: Build with meson
  1d179e8... build: Use imports.gi.has() instead of custom script

Commits added to the branch:

  bf39914... Update Polish translation (*)
  b697bd9... Update Finnish translation (*)
  d200249... Update Occitan translation (*)
  4929118... Update German translation (*)
  dd9d1ee... flatpak: Clean up some more files (*)
  8bb59f7... flatpak: Allow yet another bus name (*)
  769511d... build: Support the meson build system
  5fdcd32... build: Add back typelib checks
  7082588... flatpak: Build with meson
  92acdf1... build: Use imports.gi.has() instead of custom script

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