* Added: Hook um_mailchimp_can_sync
* Added: Display a list of newsletters after the member name (for administrators)
* Added: Sanitize connection title on connection update
* Added: Remove fields which use deleted connection on connection delete
* Fixed: Connection roles setting
* Fixed: Double opt-in feature
* Fixed: Error on activation without a core plugin
* Fixed: Don't display field label if empty
* Improved: Internal caching
* Improved: Planned requests are used instead of immediately requests
* Improved: Widget "Testing connection with MailChimp server"
