to-do

* new interface templates
* update standalone servlet with metadata filters
* document logging
* check OAI refreshes
* ZA XSLT for PN
* APIS images (eRez) for qualifying hgv views
* fix highlighting of HGV pub in metadata search results
* fix image/trans float-to-top in ddb
** correct hasImage index
** propagate sort flags on paging links
** filter "keine" from bibl.illustration