Cache: reset c->body_start when reading a variant on Vary mismatch. Previously, a variant not present in shared memory and stored on disk using a secondary key was read using c->body_start from a variant stored with a main key. This could result in critical errors "cache file .. has too long header".

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.