message: prefer range-based loop instead of std::transform
diff: @@ -602,11 +602,7 @@ UniValue CRPCTable::execute(const JSONRPCRequest &request) const
  std::vector<std::string> CRPCTable::listCommands() const
  {
  std::vector<std::string> commandList;
  - typedef std::map<std::string, const CRPCCommand*> commandMap;
  -
  - std::transform( mapCommands.begin(), mapCommands.end(),
  - std::back_inserter(commandList),
  - boost::bind(&commandMap::value_type::first,_1) );
  + for (const auto& i : mapCommands) commandList.emplace_back(i.first);
  return commandList;
  }
  