Add commons-lang3 dependency to project.
Added domain model classes
Add warning to use hbm2ddl in production code.
Added entity to test persistence.xml
Added simple Test to demonstrate JPA
Add scm, distribution and repository configuration
Fixed persistence xml configuration
Add Servlet- and EJB-Api to web module.
Add calculator service bean
Add simplest calculator service
Add local repository
Add distribution management
add scm configuration
Add SayHelloService
Fixed HelloServiceBean
Add SayHelloService
fixed persistence context
Add UserDao
Add callback functions
Add UsersService