Revert "Populate module_setup from the setup module rather than special code elsewhere"

This reverts commit 58eec2e4.

lib/ansible/playbook/__init__.py

@@ -529,6 +529,7 @@ class PlayBook(object):
         # let runner template out future commands
         setup_ok = setup_results.get('contacted', {})
         for (host, result) in setup_ok.iteritems():
+            self.SETUP_CACHE[host].update({'module_setup': True})
             self.SETUP_CACHE[host].update(result.get('ansible_facts', {}))
         return setup_results