knshandler: Adapt to providerId from KNewStuff being proper baseUrl
If the ID is a string, having to parse it as an ID first is ugly/fragile API anyway
Depends on/needed for knewstuff!291 (merged)
If the ID is a string, having to parse it as an ID first is ugly/fragile API anyway
Depends on/needed for knewstuff!291 (merged)