Estimated hours taken: 1
Add a sample directory in the XML parser directory
extras/xml/README
update the README file
extras/xml/tryit.m
modify the file to print out all output messages as well as any
error messages
extras/xml/samples
a sample directory containing instructions on how to run the
parser and some sample files
extras/xml/samples/README
README file
extras/xml/samples/newsarticles.xml
sample XML file for running the XML parser
extras/xml/samples/newsarticles.dtd
sample DTD file for running the XML parser
extras/xml/samples/catalog
a catalog file
