Use new signal handler class in master daemon
Use new signal handler class in master daemon

Reviewed-by: ultrotter


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