Fix gnt-network client wrt instances report
Fix gnt-network client wrt instances report

Let the gnt-network client expect a list of instance names and not
UUIDs as returned by QueryNetworks (by both old and new style query
mechanism).

Signed-off-by: Dimitris Aragiorgis <4514117c4a99256e19437c7e3407c4ecbf98aec0@grnet.gr>
Reviewed-by: Helga Velroyen <2d0126b1ec6f9ec5cbec4a7012aa14faeaef10f5@google.com>

yiannist/ganeti,mbakke/ganeti,apyrgio/ganeti,mbakke/ganeti,bitemyapp/ganeti,leshchevds/ganeti,leshchevds/ganeti,yiannist/ganeti,ganeti/ganeti,ganeti-github-testing/ganeti-test-1,leshchevds/ganeti,grnet/snf-ganeti,andir/ganeti,bitemyapp/ganeti,onponomarev/ganeti,apyrgio/ganeti,apyrgio/snf-ganeti,dimara/ganeti,andir/ganeti,ganeti/ganeti,mbakke/ganeti,dimara/ganeti,grnet/snf-ganeti,yiannist/ganeti,andir/ganeti,ganeti-github-testing/ganeti-test-1,ganeti/ganeti,apyrgio/snf-ganeti,onponomarev/ganeti