Login page set up
Little changes
Added Hibernate configuration
Added Hibernate util class
Added Joda time support, and Hibernate save to the db but it doesn't work
Added integration of Joda-time with Hibernate 4, Fixed inserting datato the database
Added support for hashing passwords with BCrypt
Added username database validation
Added email validation
Merge branch 'master' of https://github.com/wjoz/loginapp into signup

Merged the local master commit with the remote one.
The registartion module is completed
Added user authentication
User authentication works