Added option to 'ok' alias to run sans buckd.
Added option to 'ok' alias to run sans buckd.

Change-Id: Ie4ff3545d9d4716bce9a75515008416db5d3d40d

gkatsikas/onos,oplinkoms/onos,sdnwiselab/onos,opennetworkinglab/onos,gkatsikas/onos,LorenzReinhart/ONOSnew,LorenzReinhart/ONOSnew,opennetworkinglab/onos,LorenzReinhart/ONOSnew,gkatsikas/onos,oplinkoms/onos,opennetworkinglab/onos,opennetworkinglab/onos,oplinkoms/onos,y-higuchi/onos,y-higuchi/onos,kuujo/onos,kuujo/onos,oplinkoms/onos,donNewtonAlpha/onos,osinstom/onos,y-higuchi/onos,donNewtonAlpha/onos,osinstom/onos,LorenzReinhart/ONOSnew,donNewtonAlpha/onos,kuujo/onos,gkatsikas/onos,oplinkoms/onos,kuujo/onos,oplinkoms/onos,y-higuchi/onos,LorenzReinhart/ONOSnew,osinstom/onos,kuujo/onos,y-higuchi/onos,kuujo/onos,kuujo/onos,osinstom/onos,gkatsikas/onos,donNewtonAlpha/onos,donNewtonAlpha/onos,osinstom/onos,sdnwiselab/onos,oplinkoms/onos,sdnwiselab/onos,opennetworkinglab/onos,sdnwiselab/onos,sdnwiselab/onos,opennetworkinglab/onos,sdnwiselab/onos,gkatsikas/onos