message: [msg] remove ? from relay prop
diff: @@ -16,7 +16,7 @@ const isPad = Dimensions.get("window").width > 700
  interface Props {
  conversation: Messages_conversation
  - relay?: RelayPaginationProp
  + relay: RelayPaginationProp
  onDataFetching?: (loading: boolean) => void
  ref?: any
  }
  