Making the login page browser title be based on the i18n cms.title property rather than be hard coded
Changing way in which many-to-many relationships are created to be more flexible and to allow things like multiple many-to-many relationships between the same object, two way relationship declarations and self many-to-many joins
Ironing out a few kinks + fixing code that references the foreign object names
Fix for subtle issue in calculating joins where a many-to-many join gets missed from completion calculation and then gets included twice.