explain.xml.builder in blacklight_cql-3.0.0

- old
+ new

@@ -3,10 +3,10 @@
 
   # Made up protocol "http-cql", oh well.
   xml.serverInfo("protocol" => "http-cql") do
     xml.host request.host
     xml.port request.port
-    xml.database url_for(:action => "index", :search_field => BlacklightCql::SolrHelperExtension.pseudo_search_field[:key], :only_path => false)
+    xml.database url_for(:action => "index", :search_field => BlacklightCql::SearchBuilderExtension.pseudo_search_field[:key], :only_path => false)
   end
 
   xml.indexInfo do
     xml.set(:name => CqlRuby.to_solr_defaults[:solr_field_prefix], 
             :identifier => 