point at groundhog github repo (why?)

docs/designdefense.rst

@@ -1125,10 +1125,11 @@ Self-described "microframeworks" exist: `Bottle <http://bottle.paws.de>`_ and
 <http://bobo.digicool.com/>`_ doesn't describe itself as a microframework,
 but its intended userbase is much the same.  Many others exist.  We've
 actually even (only as a teaching tool, not as any sort of official project)
-`created one using BFG <http://bfg.repoze.org/videos#groundhog1>`_ (the
-precursor to Pyramid). Microframeworks are small frameworks with one common
-feature: each allows its users to create a fully functional application that
-lives in a single Python file.
+`created one using Pyramid <http://bfg.repoze.org/videos#groundhog1>`_ (the
+videos use BFG, a precursor to Pyramid, but the resulting code is `available
+for Pyramid too <http://github.com/Pylons/groundhog>`_). Microframeworks are
+small frameworks with one common feature: each allows its users to create a
+fully functional application that lives in a single Python file.
 
 Some developers and microframework authors point out that Pyramid's "hello
 world" single-file program is longer (by about five lines) than the