Added a lookup to get the max_length of the provided USER_MODEL_EMAIL_FIELD and use that as our max_length in EmailAddress so that emails stored in one will fit in the other.  If there is no email_field, then default back to 75.
Added default ordering to EmailAddress
Merge branch 'add_default_ordering_to_EmailAddress'
Modified to use get_user_model from allauth.utils
Modified to use get_user_model from allauth.utils
Merge branch 'fix_email_length_for_custom_user_objects'