[gnome-boxes] (7 commits) Non-fast-forward update to branch boxes-newbox-assistant-306

[Felipe Borges <felipeborges src gnome org>]

The branch 'boxes-newbox-assistant-306' 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:

  2d2ea7c... assistant: Introduce the new Assistant/Download manager

Commits added to the branch:

  aad6a02... desktop: Add 'Development' and 'Emulator' in Categories (*)
  1926f1b... Update Greek translation (*)
  68bc1f2... recommended-downloads: Update latest release for RHEL and F (*)
  c69f460... recommended-downloads: Recommend Ubuntu 19.10 (*)
  f874658... build: Require Meson 0.50.0 (*)
  524a3ae... flatpak: Update qemu to 4.1.1 (*)
  ef9458e... assistant: Introduce the new Assistant/Download manager

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