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2013-02-01 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.15 ========================
*
2012-07-09 Aaron Faupell <afaupell@users.sourceforge.net>
* png.tcl: add capability to read and write images from color lists
* png.tcl: make crc package optional in imageInfo
2011-12-13 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.14 ========================
*
2011-01-24 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.13 ========================
*
2009-12-07 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.12 ========================
*
2008-12-12 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.11.1 ========================
*
2008-10-16 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.11 ========================
*
2008-06-14 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.pcx: New file. Syntax definitions for the public commands of
the png package.
2007-09-12 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.10 ========================
*
2007-08-20 Andreas Kupries <andreask@activestate.com>
* png.tcl: Bumped version of package to 0.1.2.
* png.man:
* pkgIndex.tcl:
2007-04-30 Andreas Kupries <andreask@activestate.com>
* png.test: Added tests for removeComments, also converted to use
of 'TestFilesGlob'.
2004-04-28 Aaron Faupell <afaupell@users.sourceforge.net>
* png.tcl: fixed output file encoding in removeComments
2007-03-21 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.man: Fixed all warnings due to use of now deprecated
commands. Added a section about how to give feedback.
2006-10-03 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.9 ========================
*
2006-01-23 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.test: More boilerplate simplified via use of test support.
2006-01-19 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.test: Hooked into the new common test support code.
2006-01-10 Andreas Kupries <andreask@activestate.com>
* png.test: Fixed [SF Tcllib Bug 1316055]. Uncluttering test
output.
2005-10-06 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.8 ========================
*
2005-08-25 Andreas Kupries <andreask@activestate.com>
* png.tcl (::png::validate): Added forced truncation to 32bit when
* png.tcl (::png::imageInfo): reformatting a read negative crc to
unsigned. Otherwise this is becomes a 64bit unsigned, causing
bogus crc checksum failures. This fixes [Tcllib SF Bug 1042420].
2004-10-05 Andreas Kupries <andreas_kupries@users.sourceforge.net>
*
* Released and tagged Tcllib 1.7 ========================
*
2004-09-22 Aaron Faupell <afaupell@users.sourceforge.net>
* png.test: updated timestamp test to use gmt
2004-08-25 Aaron Faupell <afaupell@users.sourceforge.net>
* png.tcl bug fix in getTimestamp, made times be interpreted as gmt.
2004-08-09 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.man: Spelling police.
* png.test:
2004-05-22 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* png.tcl: Fixed a problem with the reading of crc data from png
files. The 'binary scan' may return a negative integer, but the
check is against unsigned data. Added code to check for this and
compute the proper unsigned number for correct comparison.
* png.test: New file. A testsuite for the module. Incomplete.
Tests the validation, signature, retrieval of image information,
and of timestamps. The image files used are from the official
PNG testsuite.
2004-05-20 Aaron Faupell <afaupell@users.sourceforge.net>
* png.tcl: moved file opening and signature validation to
a seperate proc. added isPNG command.
* png.man: updated to include isPNG command
2004-05-07 Andreas Kupries <andreas_kupries@users.sourceforge.net>
* New module for querying PNG images, and manipulating their
comments, and timestamp.
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