* Fixes and additions to 28 extensions for ast, bg, gd, hsb, fj, la, nl, oc, stq
* Fixes and additions to 19 extensions for oc, pl, pms, pt, rmy, scn, sk, sq
* Fixes and additions to 52 extensions for ar, cs, es, fi, frp, hsb, hu, la, nl, oc, pl, sk, tet * change indentation for export of a few extension's messages in Translate/MessageGroups.php