EdDSA key support (#100) (#103)

Author: spwitt

openapi.yaml

@@ -4099,6 +4099,7 @@ components:
       - RS256
       - RS384
       - RS512
+      - Ed25519
     KeyRequest:
       description: Key API request object.
       type: object
@@ -4154,6 +4155,7 @@ components:
       - EC
       - RSA
       - HMAC
+      - OKP
     KeyUse:
       description: The use type of a key.
       type: string