History: User_Tracker_home_city_field

            Optional "City" field for https://profiles.tiki.org/User_Tracker
{CODE(caption=YAML)}
objects:
 -
  type: tracker_field
  ref: home_city
  data:
   name: $profilerequest:Name for the "City" field (e.g. "City/Town/Village"):$City$
   tracker: $User_Tracker:user_tracker
   type: text_field
   flags: [ searchable, public ]
{CODE}