Pressing Enter in search text field will perform searching.
Support grouping in validation.
Fixes "can't commit on null object" exception.
Add griffon.simplejpa.entityManager.defaultFlushMode configuration key for changing EntityManager's flush mode globally.
Swap parameter order for findModelByDsl (move closure to the end).
Fixes error when using operations without argument such as isNull or isNotNull.
Fixes findModelById didn't work when outside transaction.
Add 'flushMode' config for executing individual query.
Read flush mode config when creating a new EntityManager.
Add 'excludeSubclass' config for excluding subclass instance from query result.