[Bug 5416] clarify sml ref constraint info and table 4-2 contents

http://www.w3.org/Bugs/Public/show_bug.cgi?id=5416





------- Comment #1 from james.lynn@hp.com  2008-01-25 05:42 -------
Since the spirit of the table is to summarize all possible cases, I don't think
the first row should be removed as that would leave those cases unaccounted
for.