DVC-167: Only send lease when reconnect actually finds a new lease and binds to it.
DVC-167: Only send lease when reconnect actually finds a new lease and binds to it.

WigWagCo/node-isc-dhclient,WigWagCo/node-isc-dhclient,WigWagCo/node-isc-dhclient,WigWagCo/node-isc-dhclient