doc: Convert a named link into a title link.
It seems like this is easier to read in the source form.  I don't
understand what is typical style here, though.
Acked-by: Stephen Finucane
@@ -188,7 +188,7 @@ Ryu
Ryu is an OpenFlow controller written in Python that includes an extensive
OpenFlow testsuite. Open vSwitch includes a Makefile target to run Ryu in
-"dummy mode". See :ref:`testing-oftest` above for an explanation of dummy mode.
+"dummy mode". See `OFTest`_ above for an explanation of dummy mode.
To run Ryu tests with Open vSwitch, first read and follow the instructions
under **Testing** above. Second, obtain a copy of Ryu, install its
