6.4.4

This maintenance release in the 6.4.x series contains the following notable improvements:

• MONGOID-4681 Replace BigDecimal.new with BigDecimal()
• MONGOID-4631 Log Mongoid runtime per Rails controller action
• MONGOID-4666 Allow Regexp fields to be set to nil
• MONGOID-4702 Add Symbol#within_box criterion for geo_spacial

The following bugs were aso fixed:

• MONGOID-4624 scoped text searches wipe all previous criteria
• MONGOID-4630 without_default_scope suppresses default scopes of other models
• MONGOID-4733 Document#as_json with :compact option returns nil if none of the fields are nil

6.4.3 release was skipped due to a certificate issue.