reenable select boxes for filter by facets

app/views/search/_form.slim

@@ -1,13 +1,10 @@
 = form_tag(search_path, method: :get)
   = text_field_tag(:q, params[:q], placeholder: 'Suche…', autofocus: true)
-  - if false #@show_filters
+  - if @show_filters
     fieldset
       legend Ergebnisse filtern
       .row
         .small-4.columns
-          = label "paper_type", "Typ"
-          = select_tag "paper_type", options_for_select(@paper_types_found, @paper_type), include_blank: true, :onchange => "this.form.submit();"
+          = filter_select("paper_type", "Typ", @paper_type_facets, @paper_type)
         .small-4.columns.end
-          = label "originator", "Einreicher"
-          = select_tag "originator", options_for_select(@originators_found, @originator), include_blank: true, :onchange => "this.form.submit();"
-
+          = filter_select("originator", "Einreicher", @originator_facets, @originator)

app/views/search/index.html.slim

@@ -2,7 +2,7 @@ div
   = render 'search/form'
 
 
-- if params[:q].present?
+- if false # params[:q].present?
   .row
     .small-4.columns
       = facet_list(@paper_type_facets)