change the argument names
rename el to show it is a jquery object
Cache the current page before starting the ajax request. The same way turbolinks does!
trigger the page:receive event just as turbolinks does
only do the turboforms stuff when turbolinks is supported
We don't want turbo forms to make the form use jquery-ujs before it is sent to the client. We need to know if client supports turbolinks before we set the 'data-remote' to true.