* status gadget portal _type is provided by the python script
* do not mess with cursor used by browser
  it only confuses users
* do not display links without href
* disable gadget status onLoop
  Instead of jio.get, the paramers must provide the url to query,
  otherwise, it is not possible to use this gadget in the full ERP5JS
* reintroduce all stuff from slapos_jio_before_deletion
  my branch is not ready to drop everything