stdout should be binary when running on windows.  this could be a common issue.
fix pitch only for now.

	modified:   tools/SPTK-3.7/bin/pitch/pitch.c
	modified:   voices/HTS-demo_CMU-ARCTIC-SLT/data/Makefile
fix another return issue

	modified:   addhtkheader.pl
more binmode fix

	modified:   ../../scripts/Training-win.pl
	modified:   makefilter.pl
	modified:   window.pl