message: Add Google Realtime API to the graveyard.
diff: "name": "Google Hangouts",
  "type": "service"
  }
  + {
  + "dateClose": "2019-01-15",
  + "dateOpen": "2013-03-19",
  + "description": "Google Realtime API provided ways to synchronise resources between devices. It operated on files stored on Google Drive.",
  + "link":"",
  + "name": "Google Realtime API",
  + "type": "service"
  + }
  ]
  