Small logging changes.
Merge pull request #7 from stianst/master

Make sure correct ClassLoader is used when using embedded entity classes. Fix class not found org.jboss.weld.bootstrap.spi.Metadata
The jndi-name accepts now java:. Added the entity-module-unit-name to specify the persistence unit name when using the JPA store. Code refactoring.
Removing for now the custom write handlers for the idm resources.
Merge.
Small changes to service dependencies.
Fixing issue when stoping the service.
Code refactoring.
Code refactoring.
Small logging changes.
Code refactoring.
Make sure correct classloader is used when using default entity-module. Otherwise applications have to depend on org.picketlink.idm.schema