Fix a bug in Cluster.fixNodes
Fix a bug in Cluster.fixNodes

We need to lookup the moving accumulator, of course.
andir/ganeti,ganeti/ganeti,yiannist/ganeti,leshchevds/ganeti,apyrgio/ganeti,dimara/ganeti,ganeti/ganeti,mbakke/ganeti,andir/ganeti,mbakke/ganeti,apyrgio/snf-ganeti,grnet/snf-ganeti,ganeti-github-testing/ganeti-test-1,onponomarev/ganeti,ganeti-github-testing/ganeti-test-1,yiannist/ganeti,leshchevds/ganeti,andir/ganeti,apyrgio/snf-ganeti,onponomarev/ganeti,ganeti/ganeti,apyrgio/ganeti,mbakke/ganeti,bitemyapp/ganeti,grnet/snf-ganeti,dimara/ganeti,yiannist/ganeti,bitemyapp/ganeti,leshchevds/ganeti