Http Server Testing: Add basic FS testing

This adds basic testing for the FS API.

Signed-off-by: Amnon Heiman <amnon@cloudius-systems.com>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
Http server testing: Add basic network testing

This adds basic test for the ifconfig and get routes API.

Signed-off-by: Amnon Heiman <amnon@cloudius-systems.com>
Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
httpserver/osv-gui: update to latest

Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>