hotfix(dao) make 'run_migrations()' only return strings
hotfix(dao) make 'run_migrations()' only return strings

Kong/kong,akh00/kong,li-wl/kong,ccyphers/kong,jebenexer/kong,Vermeille/kong,icyxp/kong,shiprabehera/kong,Kong/kong,Mashape/kong,jerizm/kong,salazar/kong,Kong/kong,beauli/kong