[fractal] (19 commits) Non-fast-forward update to branch 574-empty-next-batch

[Alexandre Franke <afranke src gnome org>]

The branch '574-empty-next-batch' 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:

  0ed0c83... API: handle empty `next_batch` fields

Commits added to the branch:

  b5b5a2a... Download of audio messages (*)
  487509f... Get rid of option in some return types (*)
  91552b1... Fix deletion of new message divider (*)
  a428730... Implementation of video player (*)
  08ee5db... Handle outgoing video messages as videos (*)
  3640d64... Improve design of video messages in room history (*)
  1024dd5... Fix fullscreen mode switch in media viewer (*)
  46ef693... Improve video player in media viewer (*)
  4dfa598... Drop Data struct when exiting media viewer (*)
  5f333c6... Update Spanish translation (*)
  f398a9a... Update Polish translation (*)
  ff429b8... attach: Fix filename for pasted images (*)
  260ef54... message: Add size field to thumbnail_info (*)
  e6b0af2... Update Spanish translation (*)
  3bceb01... Fix Error searching for rooms at startup (*)
  8abca3e... Update Indonesian translation (*)
  0db947a... API: Implement types for room management, no events yet (*)
  9df03e4... Fix crashes when hitting page up in room history     Befo (*)
  3506757... API: handle empty `next_batch` fields

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