moved User from hu.sch.domain to hu.sch.domain.user
moved user related classes to hu.sch.domain.user
set up IMAccount as an entity

User 1--->* IMAccount
added sql for db modifications
set up testing for sch-pek-ejb-impl

deleted old tests with embedded glassfish
added standalone jpa for tests
user modifications for migrating DS to DB

also:
	* suppress logging to stdout while testing
	* test log is in /tmp/pek-test([0-9]*).log
	* test builder for user entity
rename User#getName to User#getFullName
moving comments around in User
added entity validation to User using jpa validations
Merge: extending the User entity and the db schema, closes #34