message: Don't print rpcuser or rpcpassword to the logfile.
  Instead print out 'xxxxxxxx'
diff: @@ -213,7 +213,16 @@ bool AppInit(int argc, char *argv[])
  LOGA("Single entry arguments:\n");
  for (const auto &arg : mapArgs)
  - LOGA(tfm::format(" %s='%s'\n", arg.first, arg.second));
  + {
  + std::string strKey = arg.first;
  + std::string strValue = arg.second;
  + if (strKey == "-rpcpassword" || strKey == "-rpcuser")
  + {
  + // don't print username or password to the log file
  + strValue = "xxxxxxxx";
  + }
  + LOGA(tfm::format(" %s='%s'\n", strKey, strValue));
  + }
  LOGA("\n");
  bool print_multi_args = false;
  for (const auto &arg : mapMultiArgs)
  