Updated wildfly version
Removed jboss home property from pom.xml
Added jpa, hibernate and transaction api dependencies to module config
Added PersistenceUnitCreator and its tests
Added arquillian setup
Fixed compile error in LoggingExceptionSourceTest

- compile error occured because new version of Wildfly(8.0-Final) does
  not have dependency on Google Collections.
Added database model
Fixed transaction error in PersistenceUnitCreator
Added non-jta support to PersistenceUnitCreator
Added guava dependency
Fixed resource local definition in PersistenceUnitCreator
Added TicketRepository interface and TransactionTemplate
Added cascadetype to TicketOccurences collection in ticket
Added tests for JPATicketRepository
Fixed PersistenceUnitCreator initialization in JPATicketRepositoryTest
Added maven internal deps for shrinkwrap maven resolver
JPATicketRepository.all now returns immutable set
Added JPATicketRepository.get implementation and its tests
Switched fetching of ticket occurences to eager
Added implementation of TicketRepository.remove and tests