Add dummy implementation of saveInput function

This dummy implementation retrieves the sample output file
from the server
and post it to another url.
This url does not exist and should be changed to the url
decided by the back-end.
Also, in the end the data should come from model binding.

Signed-off-by: Davy Meers <davymeers@hotmail.com>
Merge branch 'master' of github.com:kubamarchwicki/OpenAssets