Galera failed to deploy on bvt test

[Tatyanka]

http://jenkins-product.srt.mirantis.net:8080/view/6.0/job/6.0.centos.bvt_1/94/

see node-2 for details

http://paste.openstack.org/show/134859/

and try this 60 times and as result failed with

2014-11-19T15:14:58.707609+00:00 err: (/Stage[main]/Galera/Exec[wait-for-synced-state]/returns) change from notrun to 0 failed: /usr/bin/mysql -uwsrep_sst -ppassword -Nbe "show status like 'wsrep_local_state_comment'" | /bin/grep -q Synced && sleep 10 returned 1 instead of one of [0]

[Sergey Vasilenko (xenolog)]

https://review.openstack.org/#/c/135633/
should fix it.