message: Add `newdaaactivationtime` to the list of allowed arguments
  TODO: find a way to make bitcoin-cli to access to `chainparams.cpp`
  Params() function during linking, so that we could have to duplicate
  param default value in this case.
diff: @@ -240,6 +240,11 @@ static void addGeneralOptions(AllowedArgs &allowedArgs, HelpMessageMode mode)
  strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"),
  DEFAULT_CHECKLEVEL));
  +#ifdef BITCOIN_CASH
  + allowedArgs.addArg("newdaaactivationtime=<epoch>", requiredInt,
  + strprintf(_("Bitcoin Cash November 13th activation time (default: %u"), 1510600000));
  +#endif
  +
  #ifndef WIN32
  if (mode == HMM_BITCOIND)
  allowedArgs.addArg("daemon", optionalBool, _("Run in the background as a daemon and accept commands"));
  