typo fix (#3015)

PHaeJin · gnestor · commit fb332d32de7f · 2017-11-07T17:07:17.000-08:00
* Fix some broken links

* typo fix

* Fix some broken links

* typo fix
diff --git a/tools/secure_notebook.py b/tools/secure_notebook.py
@@ -3,7 +3,7 @@
 script to automatically setup notebook over SSL.
 
 Generate cert and keyfiles (rsa 1024) in ~/.ssh/, ask for a password, and add
-the corresponding entries in the notbook json configuration file. 
+the corresponding entries in the notebook json configuration file. 
 
 """
 
