gen_config: add missing subscription packages in api.conf

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
gen: update to latest api and plugin-api

This is to support search.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
version: bump to 1.4.0

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>