Cannot multiselect to remove docs from anthology page

[SteveMarvin]

on the anth page, one can multiselect, but the multiselect action button says "Add selected", which does nothing. It should probably be "remove selected"

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[camdendotlol]

Actually, this was addressed in #423 so stalebot was correct in closing it