Issue #3281427 by quietone, nod_, deviantintegral, Spokje: Update Block and...
Issue #3281427 by quietone, nod_, deviantintegral, Spokje: Update Block and Theme setting migrations to not use Bartik and Seven (cherry picked from commit 5b23a5ea)
Issue #3281427 by quietone, nod_, deviantintegral, Spokje: Update Block and Theme setting migrations to not use Bartik and Seven (cherry picked from commit 5b23a5ea)
mentioned in commit 04f4673b
·mentioned in commit 04f4673b