Disable flush-on-commit for Raft logs in test clusters
Disable flush-on-commit for Raft logs in test clusters

Change-Id: Ie371538a1b30349b7596192f68954858b5a8da6d

gkatsikas/onos,opennetworkinglab/onos,oplinkoms/onos,kuujo/onos,oplinkoms/onos,opennetworkinglab/onos,opennetworkinglab/onos,oplinkoms/onos,gkatsikas/onos,oplinkoms/onos,opennetworkinglab/onos,kuujo/onos,kuujo/onos,kuujo/onos,oplinkoms/onos,gkatsikas/onos,oplinkoms/onos,opennetworkinglab/onos,kuujo/onos,gkatsikas/onos,gkatsikas/onos,oplinkoms/onos,kuujo/onos,kuujo/onos,gkatsikas/onos,opennetworkinglab/onos