Generate subject scheme parent directory #1456
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.
Fix PDF2 merging stylesheet bug
Update bundled FOP to 1.1 #1406
Update documentation and configuration for 1.7.3
Merge branch 'hotfix/1.7.3' into develop
Update documentation and configuration for 1.8.M1
Merge branch 'develop' into feature/job