fix translation
add a button to delete a database
fix MongoDB setting
Vagrant is not interactive
DBs can be removed

new role is required for mongodb:
mongo localhost/admin -u nuolezio -p password --eval 'db.updateUser(
  "nuolezio",
  {
    roles: [ "userAdminAnyDatabase", "dbAdminAnyDatabase", "clusterAdmin" ]
  }
)'