change service worker

schoolapps/dashboard/urls.py

schoolapps/dashboard/views.py

schoolapps/schoolapps/settings.py

schoolapps/schoolapps/urls.py

schoolapps/static/common/serviceworker-old.js

schoolapps/static/common/serviceworker.js

schoolapps/static/common/workbox-sw.js

schoolapps/static/js/jquery/jquery-3.3.1.slim.min.js

schoolapps/static/js/jquery/jquery-3.4.1.slim.min.js

schoolapps/templates/common/offline.html

schoolapps/templates/partials/header.html