Host seen twice.

Running the standard Integration seen we're seeing a host(Same IP and MAC) twice.

"addresses":[

{"id":2,"last-seen":1410378259573,"first-seen":1410378259573,"ip":"10.0.0.1","mac":"c6:8d:54:80:3b:00"}

,

{"id":5,"last-seen":1410378260283,"first-seen":1410378260283,"ip":"10.0.0.1","mac":"c6:8d:54:80:3b:00"}

]},

Reproduce Steps
=====================
Start mininet with
sudo mn --controller=remote,ip=192.168.198.26 --topo=linear,3 --switch ovsk,protocols=OpenFlow13

<Wait 15 seconds>

issue the pingall command

GET http://192.168.198.26:8181/restconf/operational/opendaylight-inventory:nodes/node/openflow:1

Can see 10.0.0.1 twice.