Fix bug in composing path
Use camel case
Add interface and XmlFilenameWriter

* Add using interface in RdfModelFileWriter
Add author
Add lobid organisations test and new Tee for parallel processing
Fix 'In' annotation
Add XmlTee and XmlFilenameWriter
Fix test data and test classes

* Add flux test
Rename interface and member class
Add description of the member class of the interface
Merge pull request #237 from dr0i/organisation-fixes

Organisation fixes