revert removing findWithUpdate
javadoc
remove findWithUpdate from CommonService
ref #9078 further improve null entity handling in ConversationalTransientEntityCacher (just in case)
ref #9078 fix null entity handling in ConversationalTransientEntityCacher
ref #9078 improve UpdateResult handling in CdmTransientEntityCacher
cleanup
ref #7709 use id instead of uuid for CdmEntityCacheKey in ConversationalTransientEntityCacher
ref #7709 use CdmBase constructor instead of class and id
adapt taxeditor cache to cdmlib-cache