Clean Java code
Add new DITA 1.3 highlighting elements to PDF and HTML #1651
Add DITA 1.3 markup and xml domain support to PDF #1652
Fix bug in Chinese configuration for indexing and I18N in PDF #1653
Move DITA 1.2 DTDs and XSDs into a plugin
Remove obsolete CSS stylesheets
Add DITA 1.3 markup and xml domain support to HTML #1652
Add DITA 1.3 div element to PDF and HTML #1654
Add new DITA 1.3 highlighting elements to RTF and ODT #1651
Add DITA 1.3 markup and xml domain support to ODT and RTF #1652
Add DITA 1.3 markup and xml domain support to troff #1652