Add "Registrar" extensions

Extensions/Cloudflare.Zones/README.md

@@ -4,32 +4,20 @@ This package contains the feature set of the _Domain/Zone Management_ section of
 
 ## Implemented Methods
 
-### Zone
+### [Registrar]
+
+- [Get Domain](https://developers.cloudflare.com/api/resources/registrar/subresources/domains/methods/get/)
+- [List Domains](https://developers.cloudflare.com/api/resources/registrar/subresources/domains/methods/list/)
+- [Update Domain](https://developers.cloudflare.com/api/resources/registrar/subresources/domains/methods/update/)
+
 
-- [ListZones](https://developers.cloudflare.com/api/operations/zones-get)
-- [CreateZone](https://developers.cloudflare.com/api/operations/zones-post)
-- [DeleteZone](https://developers.cloudflare.com/api/operations/zones-0-delete)
-- [ZoneDetails](https://developers.cloudflare.com/api/operations/zones-0-get)
-- [EditZone](https://developers.cloudflare.com/api/operations/zones-0-patch)
-- [RerunActivationCheck](https://developers.cloudflare.com/api/operations/put-zones-zone_id-activation_check)
-- [PurgeCachedContent](https://developers.cloudflare.com/api/operations/zone-purge)
 
 
-### Zone Holds
-
-- [DeleteZoneHold](https://developers.cloudflare.com/api/operations/zones-0-hold-delete)
-- [GetZoneHold](https://developers.cloudflare.com/api/operations/zones-0-hold-get)
-- [CreateZoneHold](https://developers.cloudflare.com/api/operations/zones-0-hold-post)
 
 
-### DNS Settings for a Zone
-
-- TBD
 
 
-### DNS Records for a Zone
 
-- TBD
 
 
 ---
@@ -39,3 +27,5 @@ Published under MIT License (see [choose a license])
 
 
 [choose a license]: https://choosealicense.com/licenses/mit/
+
+[Registrar]: https://developers.cloudflare.com/api/resources/registrar/