[gnome-nibbles] (7 commits) Non-fast-forward update to branch arnaudb/fix-level-25

[Arnaud B. <arnaudb src gnome org>]

The branch 'arnaudb/fix-level-25' 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:

  e365e38... Fix level 25.
  d55b0ff... Rework worms direction code.

Commits added to the branch:

  c53fb4a... Update Ukrainian translation (*)
  c1f0fb8... Update Romanian translation (*)
  cb843dc... Rework worms direction code.
  af13515... Allow custom Game size.
  ca2850e... Allow changing start-level while game runs.
  b5be375... Allow changing number of regular bonuses.
  2b8fef2... Add collision tests.

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