ONOS-6219 Onos cell config manager
ONOS-6219 Onos cell config manager

Change-Id: Icd6d8392e2f374b7a492d5d16e971ee1f3ecbaca

opennetworkinglab/onos,osinstom/onos,gkatsikas/onos,osinstom/onos,gkatsikas/onos,opennetworkinglab/onos,oplinkoms/onos,opennetworkinglab/onos,kuujo/onos,gkatsikas/onos,gkatsikas/onos,LorenzReinhart/ONOSnew,LorenzReinhart/ONOSnew,oplinkoms/onos,opennetworkinglab/onos,gkatsikas/onos,kuujo/onos,kuujo/onos,kuujo/onos,oplinkoms/onos,LorenzReinhart/ONOSnew,opennetworkinglab/onos,osinstom/onos,opennetworkinglab/onos,oplinkoms/onos,gkatsikas/onos,kuujo/onos,kuujo/onos,oplinkoms/onos,osinstom/onos,oplinkoms/onos,osinstom/onos,kuujo/onos,oplinkoms/onos,LorenzReinhart/ONOSnew,LorenzReinhart/ONOSnew