Add some necessary empty folders

Signed-off-by: Sergiy Beley <Sergiy.Beley@gmail.com>
Issue #19 : service handler draft added.

Project configuration fixed

Signed-off-by: Sergiy Beley <Sergiy.Beley@gmail.com>
Fixed some warnings in other projects

Signed-off-by: Sergiy Beley <Sergiy.Beley@gmail.com>
Issue #19 : Implementing UserDao as a simplest sample for Dao class

* Add UserDao interface description
implementation is not finished yet
Issue #19 Create basic config and test for proper configuration load
Issue #19 : Configuration intializes properly
Issue #19 : User class annotated
Issue #19: Comments and refinements

1) autogeneration of id's doesn't work (solved in User.java)
2) loggers absent (solved in pom.xml)
3) database recreation instead of update (solved in
persistance-beans.xml)
4) db creation sitll doesn't work (comment in HibernateConfigTest.java)
Issue #19 : Service layer and test for it implemented
Merge branch 'issue_19_mk_service_layer'