Embedded DTD into the program and removed it from tree. Added usage() to bad argument handlers.
Changed Copyright notices to state 2002-2003.
Added agent function, modified robots.txt handler to use it. Modified HttpHandler.connect() to have a head argument with a default of false.
This form allows you to request diffs between any two revisions of this file. For each of the two "sides" of the diff, enter a numeric revision.