Issue 2560 - redirect after removing wrangling assignment

Redirect to the same filtered choice of wrangler / media / fandom after removing a wrangling assignment
Merge branch 'refs/heads/master' into 0.9.11-issue-2560-filtering-wranglings
Merge pull request #1382 from CristinaRO/0.9.11-issue-2560-filtering-wranglings

Issue 2560 - redirect after removing wrangling assignment