getty sparql service return format

the return format of the queries with params ?ln and ?ac should be as with the old service, like described in https://wiki.de.dariah.eu/display/publicde/DARIAH-DE+Normdatendienste#DARIAH-DENormdatendienste-ThesaurusofGographicalNames(Getty)

return format example for ?ln=berlin:

<term id="tgn:7003670">
  <match_name>Berlin</match_name>
  <preferred_name>Berlin</preferred_name>
  <variant>Berlin</variant>
  <variant>Berlin state</variant>
  <path>Deutschland | Europe | World</path>
  <link target="http://textgridlab.org/tgnsearch/tgnquery.xql?id=7003670"/>
</term>