* configure.ac: Added check for libicns. (http://icns.sourceforge.net/)
* Headers/Additions/GNUstepGUI/config.h.in
* Source/GNUmakefile: Added new files
* Source/NSBitmapImageRep+ICNS.h: Header for ICNS category
* Source/NSBitmapImageRep+ICNS.m: Implementation if ICNS reading
logic.
* Source/NSBitmapImageRep.m: Add support for the ICNS file
format so that GNUstep can read Mac OS X icon files. Uses
the libicns library available from sourceforge.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@26805 72102866-910b-0410-8b05-ffd578937521