* harbour/harbour-ce-spec
* harbour/harbour-w32-spec
* harbour/harbour.spec
* harbour/make_rpmce.sh
* harbour/make_rpmw32.sh
* harbour/make_rpm.sh
* removed --with zlib switch - now zlib will be created in all builds
* added hbzlib library
* added hbmzip library - MiniZIP wrapper to manage ZIP files
* harbour/contrib/Makefile
* added hbmzip library to default builds
* harbour/include/hbzlib.h
! changed \ in include path
! added relative paths for LCC and XCC
* harbour/bin/hb-func.sh
* updated for hbzlib library in core code and hbmzip in contrib
* harbour/utils/hbdot/Makefile
* harbour/utils/hbrun/Makefile
* added hbzlib library to linked library list
* harbour/include/hbzlib.h
* harbour/bin/hb-func.sh
* harbour/make_gcc.mak
* harbour/config/darwin/gcc.cf
* harbour/config/hpux/gcc.cf
* harbour/config/linux/gcc.cf
* harbour/config/sunos/gcc.cf
* harbour/config/bsd/gcc.cf
* harbour/utils/hbdot/Makefile
* harbour/utils/hbrun/Makefile
+ added support for compilation with HB_EXT_ZLIB macro
It forces using external (OS) ZLIB library instead of hbzlib.
Still some other make files should be updated to respect it.