Add missing I18N and index configuration mappings to PDF2
Add customization .orig files to PDF2 #1411

During CVS times the IBM China team added the .orig files manually
during distribution build and they were never in CVS.
Prepare 1.7 release
Update release notes for 1.7
Fix typo in release notes and configure dist doc layout
Fix appendix numbering inside appendices #1362
Remove deprecated Java and Ant code