Added the useful thinking bit of the autoupdate and tests.

testing/auto_namedtuple.py

@@ -0,0 +1,11 @@
+
+import collections
+
+def auto_namedtuple(classname='auto_namedtuple', **kwargs):
+    """Returns an automatic namedtuple object.
+
+    Args:
+        classname - The class name for the returned object.
+        **kwargs - Properties to give the returned object.
+    """
+    return (collections.namedtuple(classname, kwargs.keys())(**kwargs))

testing/resources/manifest_without_foo.yaml

@@ -0,0 +1,4 @@
+-   id: bar
+    name: Bar
+    entry: bar
+    language: python