tardyp/dictns — pull request #1 by omonnier (2013-09-20 11:52:53+00:00)
Title: Add a compareNamespace utility

compareNamespace recursively compares 2 Namespace or dict
keys and subkeys, and returns a delta with added, removed,
changed and unchanged keys

filterDelta removes from the delta the parent keys to limit
the delta to the strict minimum

Signed-off-by: Olivier Monnier