deposit: form.js undefined variable fix

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
deposit: autocomplete configuration through data attrs

* Allows autocomplete limit configuration per field.

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
deposit: form.js refactor

* Moves messages to Jinja templates.

* Converts form.js into flightjs component.

* NOTE: introduces new JS library <http://flightjs.github.io/>.

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
deposit: plupload template change

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
deposit: initial plupload separation
deposit: plupload fixes

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>