File structure changed.
std::array adoption.
Boost.Iterator and Boost.Range adoptions.
std::string adoption and simple make_string algorithm.
Simple backtrace realization.
Revert "std::string adoption and simple make_string algorithm."

This reverts commit ce16635ab28a0500bf95e64811c9cfd0426a1b4f.
std::string adoption and simple make_string algorithm.