thcrap_configure: Use a custom pausing function instead of system("pause").

... and I'm finally convinced of how bad this really is. Let's forget that this ever happened...
Thread-safe ESP manipulation in the breakpoint handler

Wow, this actually became a problem with th095. Apparently I was too afraid to shift down the register structure, but well, it's indeed the best way to do this properly.
Add GetTextExtentForFont.
Bump version number to 2013-07-16