EDIT

minor

minor

use real URI in getTermByUri

bugfix for test

I changed the 'relativePath' property to a value that makes a little bit more sense. I tested this on other machines and di not run into problems.

better error handling for performCompareTo

make media cache strategy available to all media classes

change name of ReferencedMedia to ReferencedMediaBase (#2381)

fix bug in PolytomousKeyDaoHibernateImplTest more verbose exception for cdmBases missing uuid

add PolytomousKey cache strategy and cascading PolytomousKeyNode-> PolytomousKey