SpringAtom-#5 Unit tests for DataLayer

rearranged project tree
SpringAtom-#6 Data layer [Hibernate]

added org.joda.DateTime support where it was possible

added builders for some beans
rearranged project ree
SpringAtom-#17 DataAccessLayer for SpringAtom

jpa changes - refactored project tree
SpringAtom-#17 DataAccessLayer for SpringAtom

main change is provided SAppointmentService implementation
SpringAtom-#5 Unit tests for DataLayer

generic tests added

first test method for SAppointmentService
SpringAtom-#6 Data layer [Hibernate]

added builders for SAppointmentTask
SpringAtom-#5 Unit tests for DataLayer

currently reported is set, but it has to be assigned from the securiry context