K 10 svn:author V 8 keramida K 8 svn:date V 27 2002-10-03T23:50:54.000000Z K 7 svn:log V 221 Delete preface comment about XXX markup. The last XXX was removed from the SGML source in rev. 1.292 by bmah. Besides, all the XXX stuff should be in comments, which won't/shouldn't be visible to printed output anyway. END