fix olpc-muc-invitation.py. return False doesn't make the test fail as with the old API
fix olpc-muc-invitation.py. return False doesn't make the test fail as with the old API


20080529101914-7fe3f-ef54d2f0278085dcac2b1e38954743ce9aa65a41.gz

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