test-location: add fixmes for cache invalidation.
test-location: add fixmes for cache invalidation.

These have occurred to me … I don't think they're that important, but I
thought it worth writing them down.

Ziemin/telepathy-gabble,mlundblad/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble,mlundblad/telepathy-gabble,jku/telepathy-gabble,mlundblad/telepathy-gabble,Ziemin/telepathy-gabble,jku/telepathy-gabble,Ziemin/telepathy-gabble