Merge "Support DHCPv4 rebinding state" into nyc-dev am: 4bf3157c45
am: b21c227a39

* commit 'b21c227a39df2bec9488e9eabec9dfe6e34b9bb5':
  Support DHCPv4 rebinding state

Change-Id: Ib880d8bdd9230b76247ffadeef66b2a11dae2435