Adding a bulk delete option to the scopes page

app/static/css/style.css

@@ -567,6 +567,11 @@ textarea:focus {
   margin-bottom: 0.75rem;
 }
 
+/* Bulk actions (e.g. delete-selected above a checkbox table) */
+.bulk-actions {
+  margin-bottom: 0.75rem;
+}
+
 .filter-bar form {
   display: flex;
   flex-wrap: wrap;