* upgrade to spring boot 1.5.2
* add full update to REST API
* modify ratings controller
* upgrade herold
* fix integration test
* fix integration test
* minor fix
* fix integration test
* fix integration test
* minor cleanup
* minor cleanup
* remove log4j properties
* use standard logbook.xml
* non transient data access exception examples
* change to derby db
* change to in memory derby db
* delete failed test
* fix invalidresource test
* fix cleanupfailure test
* more exception examples