fix formatting of import error messages in import edit mode
fix formatting of import error messages in import edit mode

nypl-spacetime/nypl-warper,NYPL/nypl-warper,nypl-spacetime/nypl-warper,nypl-spacetime/nypl-warper,nypl-spacetime/nypl-warper,NYPL/nypl-warper,NYPL/nypl-warper,NYPL/nypl-warper