deposit: form.js refactor

* Moves messages to Jinja templates.

* Converts form.js into flightjs component.

* Plupload fixes.

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

Signed-off-by: Javier Martin Montull <javier.martin.montull@cern.ch>
deposit: run_base.html adapt to new JS

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

* Fixes asset dependency for $inveniomanage assets build to
  generate assets with all needed dependencies.

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