JTA and JPA in unit test !!!
Unit test for validation with persistence
Added a pretty toString to the main model classes for the showcase
Fixed the message datasource for working in junit
Merge remote-tracking branch 'origin/master'

Conflicts:
	phv/src/main/java/eu/europa/ema/phv/common/model/adrhuman/icsrr2/Safetyreport.java
Fixed after merge