Mention `prepopulate-query-feeds` in docs (#464)
Mention `prepopulate-query-feeds` in docs (#464)

newsboat/newsboat,newsboat/newsboat,x4121/newsbeuter,newsboat/newsboat,x4121/newsbeuter,newsboat/newsboat,newsboat/newsboat,x4121/newsbeuter,der-lyse/newsboat,x4121/newsbeuter,der-lyse/newsboat,der-lyse/newsboat,der-lyse/newsboat,der-lyse/newsboat,newsboat/newsboat,newsboat/newsboat,der-lyse/newsboat,newsboat/newsboat,der-lyse/newsboat,der-lyse/newsboat