Change Expert's score to weighting
Add named query and test for getDiseaseOccurrenceReviewsByExpertIdAndDiseaseGroupId
Property for printing Hibernate error logs
CheckStyle fixes
Improve comments
Merge branch 'master' into amendments-from-sprint-review
Allow Expert's weighting to be null in Java domain object, so failed ExpertDaoTests now pass.
Merge pull request #25 from SEEG-Oxford/amendments-from-sprint-review

Amendments from sprint review