0.7.3
--------
2008-05-18 disabled debug and d4lib_debug
2008-05-18 added empty cartridge detection for old hp printers (unconfirmed)
2008-04-19 added support for Canon i960
2008-02-02 added support for Canon S520
2008-01-29 fixed support for Canon iP2200
2008-01-07 incremented version information to 0.7.3
2008-01-07 removed setting ownership to root in Makefile
2008-01-06 allow user supplied CFLAGS in Makefile
2008-01-05 added support for Canon iP1800
2008-01-05 disabled output buffering if debug in enabled, enabled both debugs
2008-01-04 added support for Canon i965
2007-12-18 added support for Canon iP4500 (unconfirmed)
2007-09-30 changed datatype for the length of the command and response
           for canon printers, added support for the Canon iP5200
2007-08-25 added support for Canon i950
2007-08-25 code cleanup: number of supported canon printers no longer hardcoded
2007-09-15 added support for Canon iP4300

0.7.2
--------
2007-07-11 added support for Canon i865 and Canon iP3300
2007-07-11 removed unused variable in non debug builds (canon.c, epson_new.c)
2007-07-26 added support for Canon MP160
2007-07-28 applied Makefile patch

0.7.1
--------
2007-03-18 disabled debugging in d4lib.c
2007-03-18 reduced number of retries in read_from_printer

0.7.0
--------
2007-03-09 Canon iP4200 number of cartridges fixed
2007-03-13 added function for retrieving the version of libinklevel
2007-03-13 custom device file option for usb printers added

0.6.6rc6
--------
2006-10-15 Makefile updated
2007-01-20 Support for Canon i9100 added
2007-01-20 canon.c: function decodeCIR replaced
2007-01-20 canon.c: typo in function decodeDOC fixed
2007-01-20 Support for Canon i3000 added
2007-01-20 Makefile: ldconfig call changed
2007-01-20 Author added
2007-02-11 New parser for new HP device ids (version 3)
2007-03-07 New parser for HP device ids extended to version 0, 1, 2 and 4
2007-03-09 Update of parser for old HP device ids
2007-03-09 Canon iP4200 cartridge types fixed
2007-03-09 Made reading from printer non blockingly for Epson printers