skip packages that have already been visited
callback argument for app.listen() is optional, and not even a wrapper should be passed when using nodejitsu.
Merge pull request #954 from caridy/nodejitsu

Fix for app failures when deploying to nodejitsu.
forgot to commit changes to test fixtures
Merge pull request #953 from drewfish/skip-dupe-pkg

skip packages that have already been visited
prefer store.getStaticAppConfig() over store.getAppConfig(store.getStaticContext())
fixed unit tests
normalized the store API between client & server
Merge pull request #955 from drewfish/static-appconfig

prefer store.getStaticAppConfig()