Revert "reformat for readability"

This reverts commit acd23ad9.

common/lib/xmodule/xmodule/lti_module.py

@@ -227,17 +227,13 @@ class LTIModule(LTIFields, XModule):
                 body=body,
                 headers=headers)
         except ValueError:  # scheme not in url
-            # Stubbing headers for now:
+            #https://github.com/idan/oauthlib/blob/master/oauthlib/oauth1/rfc5849/signature.py#L136
+            #Stubbing headers for now:
             headers = {
                 u'Content-Type': u'application/x-www-form-urlencoded',
-                u'Authorization': u'oAuth '  # cont..
-                    u'oauth_nonce="80966668944732164491378916897", '  # cont..
-                    u'oauth_timestamp="1378916897", '        # cont..
-                    u'oauth_version="1.0", '                 # cont..
-                    u'oauth_signature_method="HMAC-SHA1", '  # cont..
-                    u'oauth_consumer_key="", '               # cont..
-                    u'oauth_signature="frVp4JuvT1mVXlxktiAUjQ7%2F1cw%3D"',
-            }
+                u'Authorization': u'OAuth oauth_nonce="80966668944732164491378916897", \
+oauth_timestamp="1378916897", oauth_version="1.0", oauth_signature_method="HMAC-SHA1", \
+oauth_consumer_key="", oauth_signature="frVp4JuvT1mVXlxktiAUjQ7%2F1cw%3D"'}
 
         params = headers['Authorization']
         # parse headers to pass to template as part of context: