- Update LogOutput() and LogFileOutput().
- Add StrFormat() to produce std::string out of snprintf() & add StrFormat.cpp to projects.
- Add PTRDIFF_T_FMT in parallel to SIZE_T_FMT to StdAfx.h, for completeness.
- In Log.cpp, changed to get timestamp using posix functions.
- Removed TCHAR usage throughout - simply use char.