up.autosubmit(selectorOrElement, [options])
Observes a field or form and submits the form when a value changes.
The changed form field will be assigned a CSS class up-active while the autosubmitted form is processing.
up-active
The unobtrusive variant of this is the up-autosubmit attribute.
up-autosubmit
The field or form to observe.
See options for up.observe()
up.observe()
A destructor function that removes the observe watch when called.
