Disabled multiple Transfer-Encoding headers. We anyway do not support more than one transfer encoding, so accepting requests with multiple Transfer-Encoding headers doesn't make sense. Further, we do not handle multiple headers, and ignore anything but the first header. Reported by Filippo Valsorda.

make -f misc/GNUmakefile release

the required tools:
*) xsltproc to build CHANGES,
*) xslscript.pl ( http://hg.nginx.org/xslscript ) to build XSLTs
   from XSLScript sources.


make -f misc/GNUmakefile icons

the required tool:
*) netpbm to create Win32 icons from xpm sources.