search(usev2): use v2 of swiftype

Author: naomiblack

public/_includes/_scripts-include.jade

@@ -56,9 +56,9 @@ if current.path[0] == "docs"
     (function(w,d,t,u,n,s,e){w['SwiftypeObject']=n;w[n]=w[n]||function(){
     (w[n].q=w[n].q||[]).push(arguments);};s=d.createElement(t);
     e=d.getElementsByTagName(t)[0];s.async=1;s.src=u;e.parentNode.insertBefore(s,e);
-    })(window,document,'script','//s.swiftypecdn.com/install/v1/st.js','_st');
+    })(window,document,'script','//s.swiftypecdn.com/install/v2/st.js','_st');
 
-    _st('install','VsuU7kH5Hnnj9tfyNvfK');
+    _st('install','VsuU7kH5Hnnj9tfyNvfK','2.0.0');
 
 <!-- Google Feedback -->
 script(src="//www.gstatic.com/feedback/api.js" type="text/javascript")