[64bit] Updated: {zlib/zlib0/zlib-devel/minizip/libminizip1/libminizip-devel}-1.2.8-1

[Charles Wilson]

The zlib package has been updated to version 1.2.8-1. zlib is a
standard lossless compression library. This is a routine update to
the latest upstream version.

CHANGES since 1.2.7-1
========================
* Update to latest upstream version
* Autogenerate .hint files
* Build using win32/Makefile.gcc
* First 64bit build
* Added debuginfo package

--
Charles Wilson
volunteer zlib maintainer for cygwin