Using RSA public/private key pairs to exchange password information.
Upgrade password storage from SHA1 to Blowfish with salts for both users
and onsite portal users
Move user passwords to separate table (users_secure)
Backwards compatability changes for systems that without support for
CRYPT_BLOWFISH. SHA1 + SALT is used instead
Implementation of Optional privileged database user + HOWTO documentation
Bug fix for document upload.  Document entry is no longer created in
database if file upload fails. Also whitespace cleanup (tabs to spaces)