Bayram Kaya

Creates a interface so end user can modify or create own update display. Converts Notification , Snackbar , Dialog into classes adds example of custom toast display I think functions...

<x-taginput>'s visual bug

3

 I am not sure if this type of behavior wanted.So just leaving it here :grin:

Add custom_many_related_field to RelatedField

1

*Note*: Before submitting this pull request, please review our [contributing guidelines](https://www.django-rest-framework.org/community/contributing/#pull-requests). ## Description I was using PrimaryKeyRelatedField with source='item.services' but `item` is a nullable entity in database when its null...