Improve behaviour of the Galera rebuild.

Decreasing timeout down to moment of quorum creation for corosync.

Join to healthy cluster takes about 20 seconds.

Change-Id: I46b887b626269d8d8905ef78bee3b20f7d1a5e3b
Use lower case for syslog facilites

Closes-bug: #1263675

Change-Id: I9cf19df638d27c095b015174553d864d4f1fd143
Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Call FDB table cleaning tool from ocf script.

* Installs ssh keys to allow access between all computes and controllers
* add fuel-fdb-cleaner to neutron-agent-l3 OCF script

Change-Id: If855247a9654763b35dcd7adc5bfcf28d1fa331d
Closes-Bug: #1260465