From 792f21be5a6aba479f139d39e3aec01015e94126 Mon Sep 17 00:00:00 2001
From: MinRK <benjaminrk@gmail.com>
Date: Mon, 14 Jul 2014 15:55:36 -0700
Subject: [PATCH] remove rackcdn https workaround for mathjax cdn

cdn.mathjax.org works over https now
---
 IPython/html/notebookapp.py | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/IPython/html/notebookapp.py b/IPython/html/notebookapp.py
index 2e5a1b970..2069be1be 100644
--- a/IPython/html/notebookapp.py
+++ b/IPython/html/notebookapp.py
@@ -537,13 +537,7 @@ class NotebookApp(BaseIPythonApplication):
                 return url
         
         # no local mathjax, serve from CDN
-        if self.certfile:
-            # HTTPS: load from Rackspace CDN, because SSL certificate requires it
-            host = u"https://c328740.ssl.cf1.rackcdn.com"
-        else:
-            host = u"http://cdn.mathjax.org"
-        
-        url = host + u"/mathjax/latest/MathJax.js"
+        url = u"//cdn.mathjax.org/mathjax/latest/MathJax.js"
         self.log.info("Using MathJax from CDN: %s", url)
         return url