per previous thread by Ryan Harper[1] and ovirt meeting today, starting
may 1st gerrit policy will change for all projects to require
signed-off-by in the commit message.
vdsm and ovirt-node already have this active
Thanks,
Itamar
for more details:
http://kerneltrap.org/files/Jeremy/DCO.txt
[1]http://www.mail-archive.com/arch@ovirt.org/msg00273.html