* Adding new Controller nodes to an operational environment with
  Nova Network may cause connectivity loss to instances via
  floating IPs.
  See `LP1467259 <https://bugs.launchpad.net/bugs/1467259>`_.

Add Nova connectivity issue to relnotes
Add Nova connectivity issue to relnotes

Change-Id: I48efcae89ddffde6b7e0cd7cb99189de4c6c09ae
Related-Bug:#1467259
