fix test

Author: danvk

tests/runner.html

@@ -18,6 +18,7 @@
   <script src="../webdiff/static/components/react/react.js"></script>
   <script src="../webdiff/static/components/react/JSXTransformer.js"></script>
   <script src="../webdiff/static/components/react-router/dist/react-router.js"></script>
+  <script src="../webdiff/static/components/resemblejs/resemble.js"></script>
 
   <script src="../webdiff/static/codediff.js/difflib.js"></script>
   <script src="../webdiff/static/codediff.js/codediff.js"></script>