db schema updated based on DS -> DB migration needs (#43)
DS->DB migration script (#43)
neptun code must be uppercase in all cases (#43)

    * updated queries related to neptun code to be case insensitive (just to make sure)
    * updated neptun code setters to make neptun code uppercase
    * added tests to neptun code finder
updated entities to match the new DB schema (#43)
removed dependency to ldap sdk (#43)

* password hashing
* change password
* refactored ejb to use PekEJBException