std::string OEStringJoin(const std::list<std::string> &strgrp,
const std::string &delim = " ")
std::string OEStringJoin(const std::vector<std::string> &strgrp,
const std::string &delim = " ")
This function returns a new string created by concatenating the contents
of the specified group of strings (strgrp) together delimited by the
specified parameter (delim).