FIX: missing dependency for web view of changes

src/caosadvancedtools/crawler.py

@@ -416,6 +416,7 @@ ____________________\n""".format(i+1, len(pending_changes)) + str(el[3]))
   <script src="{url}/webinterface/js/utif.js"></script>
   <script src="{url}/webinterface/js/loglevel.js"></script>
   <script src="{url}/webinterface/js/bootstrap.js"></script>
+  <script src="{url}/webinterface/js/ext_table_preview.js"></script>
   <script src="{url}/webinterface/js/webcaosdb.js"></script>
   <script src="{url}/webinterface/js/plotly.js"></script>
   <script src="{url}/webinterface/js/caosdb.js"></script>