Fixed a bug in constructing a project interpreter.

git-svn-id: http://svn.zope.org/repos/main/zc.buildout/trunk@72979 62d5b8a3-27da-0310-9561-8e5933582275

buildout.cfg

@@ -6,7 +6,7 @@ find-links = http://download.zope.org/distribution
 [py]
 recipe = zc.recipe.egg
 eggs = zc.buildout
-scripts =
+scripts = py
 interpreter = py
 
 [test]