====== UserAgentService =====

  2013/06/13 IRC #opensim-dev
  justincc: the HomeURI and GatekeeperURI in [Hypergrid] play a different role?
  diva: yes
  diva: they're the ying and yang
  diva: Gatekeeper is the guardian of a collection of regions
  diva: UserAgentsService (HomeURI) is the guardian of a collection of users