message: replace undefined off function with removeListener
diff: @@ -30,8 +30,8 @@ export default class Core extends Component {
  .off('remove order', this.updateOrders)
  .off('new order request', this.updateOrders)
  SwapApp.services.room.connection
  - .off('peer joined', actions.ipfs.userJoined)
  - .off('peer left', actions.ipfs.userLeft)
  + .removeListener('peer joined', actions.ipfs.userJoined)
  + .removeListener('peer left', actions.ipfs.userLeft)
  }
  setIpfs = () => {
  @@ -71,7 +71,7 @@ export default class Core extends Component {
  }
  }
  - SwapApp.services.room.on('ready', setupIPFS)
  + SwapApp.services.room.once('ready', setupIPFS)
  const ipfsLoadingInterval = setInterval(setupIPFS, 5000)
  }
  