debug: reinstate wchar_t version of debug_printf
file, waio: add hack to allow creating File_Posix with unicode path
wposix: no longer include some rarely-used stuff to avoid conflict with
3rd party libraries
precompiled: bring boost::bind into global namespace (present in TR1)
dir_watch: needed directory watching with unicode paths and larger
buffers at work, so I completely overhauled and documented this
timer: add ToSeconds
SocketBase: fix to ensure correct match despite ::bind's conflict with
boost::bind
This was SVN commit r6319.