apache/couchdb — pull request #152 by KlausTrainer (2014-02-19 00:16:26+00:00)
Title: Upgrade password hashes on authentication

We now upgrade user docs to the new PBKDF2 password scheme on successful
authentication if the password hash is still from the old days where we
only used plain SHA-1 for hashing salted passwords.

Closes COUCHDB-1780.