Added some changes in DAO and DAOImpl

Deleted some bad codes
Changed some types
Changed Entities-classes and their xml-files

Changed Entities-classes and their xml-files for synchronize with
database, because database structure was changed
Added entity Project and DAO+DAOImpl for that

Created new entity Project and methods for works with that entity
Added some classes in test folder for testing

Added some classes in test folder for testing relationships between
tables
Changed hibernate.cfg.xml and HibernateUtil class

Adapted HibernateUtil for configure hibernate.cfg.xml by user
Added class for Initial Connection

Added class for Initial Connection before program looading
Added class for looking all data from database

Added class for looking data from every entities in database that we
want to see
Updated user interface files

Added new functional and create relation between swing GUI and classes
that work with database
Deleted error from build.xml

Deleted error from build.xml