A new hipchat publisher has been added. It replaces the old hipchat
notifier mechanism for HipChat plugin >=0.1.9
Change-Id: Ifa5e147da77882390d07e1bc9b58abff6f15ac1e
Signed-off-by: Kyle Rockman <kyle.rockman@mac.com>
Co-Authored-By: Richard Pijnenburg <richard.pijnenburg@gmail.com>