docs

doc/source/async.rst

 Asynchronous Operations
-=================
+=======================
 
 @defer.inlineCallbacks support
------------------------
+------------------------------
 
 If you want a deferred async method, just use *defer.returnValue()*::
 

doc/source/url_routing.rst

@@ -42,7 +42,7 @@ based on URL (with dynamic paths), HTTP method, expected content type, etc::
 	* http://twistedmatrix.com/documents/current/core/howto/tap.html
 
 Path argument extraction
-----------------
+------------------------
 
 CorePort can easily extract path arguments from an URL and convert them to the desired type.