Merge tag '3.3.0' into develop

release 3.3.0
add extra check before storing documentStore id
Don't try to store a  query which is already present in postgres (duplicate key error in postgres log)
Don't try to store a resultSet which is already present in postgres (duplicate key error in postgres log)
Add missing transformer/stylesheet for EAD editors
Add a check for quota == 0 -> division by zero
Fix tickets 881/887: Change links on the editor
Merge branch 'release/3.3.1'