Reworking the class, things are getting more clear for me
Merge pull request #114 from dizzzz/feature/rework_lucene_classes

Reworking the class, things are getting more clear for me
Some markup changes, prevent of NPE, some code simplification
Merge branch 'develop' of github.com:eXist-db/exist into feature/rework_lucene_classes
Merge branch 'feature/rework_lucene_classes' into develop