public HttpResourceGroup createHttpResourceGroup(String name, ClientOptions options) {
        Builder builder = createHttpResourceGroupBuilder(name);
        builder.withClientOptions(options);
        return builder.build();
    }
Factory for creating an HttpResourceGroup or dynamic proxy from an annotated interface.
For DI either bind DefaultHttpResourceGroupFactory
or implement your own to customize or override HttpResourceGroup.

@author elandau
ribbon/src/main/java/com/netflix/ribbon/RibbonResourceFactory.java