Merge branch 'vnext' into literal-style

Author: darrelmiller

README.md

@@ -10,7 +10,7 @@
 
 The **OpenAPI.NET** SDK contains a useful object model for OpenAPI documents in .NET along with common serializers to extract raw OpenAPI JSON and YAML documents from the model.
 
-**See more information on the OpenAPI specification and its history here: <a href="https://www.openapis.org">Open API Initiative</a>**
+**See more information on the OpenAPI specification and its history here: <a href="https://www.openapis.org">OpenAPI Initiative</a>**
 
 Project Objectives 
 

src/Microsoft.OpenApi/Models/OpenApiOperation.cs

@@ -248,7 +248,8 @@ public void SerializeAsV2(IOpenApiWriter writer)
                         // Our library does not support this at the moment.
                         Name = "body",
                         Schema = content?.Schema ?? new OpenApiSchema(),
-                        Required = RequestBody.Required
+                        Required = RequestBody.Required,
+                        Extensions = RequestBody.Extensions
                     };
 
                     parameters.Add(bodyParameter);