tree 1f80e2a73a9ecb6aadb596a4aca6c0a23c133f17
parent 422916f1db4c758aae024852bdc9afb9200617fe
author Jonathan Hart <jono@onlab.us> 1421447623 -0800
committer Gerrit Code Review <gerrit@onlab.us> 1421513018 +0000

Don't flood ARP packets out the port they came in on.

Also renamed ProxyArpService#known(Ip4Address) to
ProxyArpService#isKnown(Ip4Address)

Fixes ONOS-722.

Change-Id: I136c65e58693926e87b822cb0f4ec1c4ba0e3780