Ability to send DHCPv6 Reconfigure message
This is a migration of issue #84 from github.
The goal of this ticket is to implement capability to send reconfigure message. This at the very least requires implementing a "reconfig-send" command, and the actual ability to retrieve lease from db and then send reconfigure message with authentication option.
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information