updated dependencies
train-24
added uid to /session/status response. fixes #830
train-24.1
Upgrade convict dependency
Update from old jwcrypto to latest browserid-crypto.
Merge pull request #831 from mozilla/rfk/update-to-latest-bidcrypto

Update from old jwcrypto to latest browserid-crypto.
Update to convict 0.6
Merge pull request #837 from mozilla/rfk/update-convict-0.6

Update to convict 0.6