Created failing test proving missing synchronization feature
Syncing all fields (bad!) from subscriber to user
Merge branch '8.x-1.x' into personalization
Avoiding syncing base fields
Syncing fields also from User to Subscriber
Check syncing also during User save
Added tests to assert current save hooks are correct.
Fixed subscriber load in user_presave()
Automatically filling shared fields for new Subscriber
Moved identification of shared fields into a method
Automatically filling shared fields for new User from Subscriber
Clean-up in synchronize test
Merge branch '8.x-1.x' into field-sync
Checkout sync form test
Merge branch 'field-sync' into 8.x-1.x