Catalogs 1.1 WD diff

<public publicId="ISO 8879:1986//ENTITIES Added Latin 1//EN"
        uri="iso-lat1.gml"/>
<public publicId="-//USA/AAP//DTD BK-1//EN"
        uri="aapbook.dtd"/>
<public publicId="-//Example, Inc.//DTD Report//EN"
        uri="http://www.example.com/dtds/report.dtd"/>