WIP
Changed superorder source from search to display section
Added ht_number
Added short title aka lds02
Changed primo record to reflect latest mabmapper changes
Omit SortField in Primo search_request if sort_field == 'rank'
Bugix: Changed handling of cash balance to sum up multiple values
Bumped version
Added Code Climate badge
Strip whitespaces in facet keys (ubpb/catalog#325)
Added :process_languages to record.rb to handle varity of primo central language representations (ubpb/catalog#337)
Changed language code from ger to deu conforming to exlibris wiki (closes ubpb/median#23)
Revert "Changed language code from ger to deu conforming to exlibris wiki (closes ubpb/median#23)"

This reverts commit cfd0c12c8c07c99a3474030a9d997133217db86d.
Bumped iso-639 dependency, which includes latest pull request (ubpb/catalog#337)
Moved everything median specific from frontend to median