Clean and document gen-list and debug-filter Java code
Clean Java code with Eclipse
Use path2project-uri in stylesheets #1320
Remove URLUtils Java extension from XSLT #1238
Add backwards compatible code for path2project-uri #1320

The path2project PI is empty when the current directory is the root
directory. For path2project-uri this could be ./ but for backwards
compatibility, have get-path2project return an empty string.
Merge branch 'develop' into next/develop