Silence unittest nannyism under Py3k.

Ref #62.
Use non-deprecated base64 APIs.

Ref #62.
Suppress Py3k resource warnings.

Ref #62.
Mock out logging.
garden
Merge branch 'master' of github.com:Pylons/substanced
Scrub last resource warnings under Py3k.

Ref #62.
Merge branch 'master' into feature.newevolve
add all packages to finished
coverage