[UPDATE] list_id in ngrams.html, again

templates/corpus/terms.html

@@ -136,6 +136,8 @@ input[type=radio]:checked + label {
                         <p align="center">
                         <a class="btn btn-xs btn-default" role="button" href="/chart/corpus/{{ corpus.id }}/data.csv">Save</a></p>
 
+<input type="hidden" id="list_id" value="{{ list_id }}"></input>
+
 
 <div class="container">
         <div class="jumbotron">