HISTORY
	v1.4   - added support for calculating MD5 checksums.
	v1.3   - alternative listing format (-l switch) added.
	         new column on reports displaying wether jpeg is 
		 progressive or normal (P/N).
		 new switch -i for printing out even more information
	         about pictures: coding, density, CCIR601 sampling.
	         new switch -f for passing filenames to program from
	         file or stdin.
	v1.2   - improved support for other platforms, minor fixes
        v1.1.2 - small fixes, improvements to Makefile
	v1.1   - modified to use Independent JPEG Group's new v.6a library,
		 minor fixes.
	v1.0   - first public release

