delphi zlib 1.2.3
 date  category  description
2007.07.18 zlibexgz fixed GZCompressStr filename and comment processing
2007.03.18 zlibexgz modified naming convention for gzip routines GZ*
    deprecated previous gzip routines *G
2007.03.15 zlibex moved gzip routines to separate unit - zlibexgz.pas
  zlibexgz added ZDecompressStreamG
    added overloaded ZCompressStrG
    added overloaded ZCompressStreamG
2007.02.24 zlibex added PWord declaration for delphi 5-
2006.10.07 zlibex fixed EZLibError constructor for c++ builder compatibility
2006.08.10 zlibex added ZDecompressStrG (simple gzip format)
2006.06.02 zlibex added DateTimeToUnix for delphi 5-
2006.03.28 zlibex moved Z_DEFLATED to interface section
2006.03.27 zlibex added ZCompressStreamWeb
    added ZCompressStreamG (simple gzip format)
2006.03.24 zlibex added ZCompressStrG (simple gzip format)
    added ZAdler32 and ZCrc32
2005.11.29 zlibex changed FStreamPos to Int64 for delphi 6+
2005.07.25 zlibex updated to zlib version 1.2.3
2005.03.04 zlibex modified ZInternalCompressStream loops
    modified ZInternalDecompressStream loops
2005.02.07 zlibex fixed ZInternalCompressStream loop conditions
    fixed ZInternalDecompressStream loop conditions
2005.01.11 zlibex updated to zlib version 1.2.2
    added ZCompressStrWeb
2004.01.06 zlibex updated to zlib version 1.2.1
2003.04.14 zlibex added ZCompress2 and ZDecompress2
    added ZCompressStr2 and ZDecompressStr2
    added ZCompressStream2 and ZDecompressStream2
    added overloaded T*Stream constructors to support InflateInit2 and DeflateInit2
    fixed ZDecompressStream to use ZDecompressCheck instead of ZCompressCheck
2002.03.15 zlibex updated to zlib version 1.1.4
2001.11.27 zlibex enhanced TZDecompressionStream.Read to adjust source stream position upon end of compression data
    fixed endless loop in TZDecompressionStream.Read when destination count was greater than uncompressed data
2001.10.26 zlibex renamed unit to integrate "nicely" with delphi 6
2000.11.24 zlib added soFromEnd condition to TZDecompressionStream.Seek
    added ZCompressStream and ZDecompressStream
2000.06.13 zlib optimized, fixed, rewrote, and enhanced the zlib.pas unit included on the delphi cd (zlib version 1.1.3)