- extracted "get subscription pages urls" from models\Subscriber
- added unit tests for subscription\url class (not working because of WP/Codeception issue)
- filter by segment is now affected by the selected group (all, trash,...)
- updated relationship methods between subscribers & segments (to account for subsegment status)
- make use of the SubscriberSegment::status column to keep track of unsubscriptions
- unsubscribed segments now appear grayed out in the Subscribers listing
- added unsubscribed_at after segment names when editing a subscriber
- added date() method for Twig (uses WP's date format / date_offset)
- fixed typo in Form iframe export
- fixed unit test for Newsletters
- updated selection component (JSX) to allow more customization
- uptaded Subscriber & Segment routers' test
- moved add/remove segments logic to Subscriber::createOrUpdate
- fixed Router\Segments save not returning errors
- added (array)getErrors() to models, returns false if no errors
- converted Forms::saveEditor method to use getErrors
- added error handling on the form editor view
- renamed form block type "input" to "text" for consistency with React
- updated CustomFields router to comply with main router
- unit tests for CF router
- added methods to get/set a specific custom field
- added method to get all custom fields (and assign each custom field to the subscriber's instance)
- fixed zIndex of form editor's toolbar (footer was positioned above, preventing click)
- when a custom field is updated, the matching form field is now also updated
- ability to toggle "is_required" on First name & Last name
- fixed position of validation errors on segment selection, checkbox and radio
- fixed form subscription not working when using custom fields
- fixed sortable in segment selection after list update (add/remove)
- updated position of messages in form subscription
