kmsmultichannelcontroller: Fix state to string macro

Change-Id: Ib858a845a852663c826b9601effc625210b3b642
kmsmultichannelcontroller: Read data from control channel

Change-Id: I10090141a9a60f3656035dba305da1de96747b2e
kmsplumberendpoint: Change default values for remote addres and remote port properties

Change-Id: I3dd3d772156d0dc01126a00bf973c1dd81f1090f
kmsplumberendpoint: Connect control link if remote address and port is provided

Change-Id: I326ecbf98a409a3d5a30955959edea873abe7e5f