Merge branch 'development' into release
made summons detail link optional, depending on resp. flag
made direct link optional, depending on link model
added wrapper for summon field getters
implemented summons checkbox facet
fixed chrome style bug of year boxes in publication date range slider facet (solr)
Merge branch 'release' into development

Conflicts:
	local/languages/de.ini
	themes/swissbib/templates/search/sidebar/facets.phtml
* Merge-fixes