AWS IoT Device SDK C++ v2: identity/source Directory Reference

AWS IoT Device SDK C++ v2 1.14.0 AWS IoT Device SDK C++ v2

source Directory Reference

## Files
file | CreateCertificateFromCsrRequest.cpp
file | CreateCertificateFromCsrResponse.cpp
file | CreateCertificateFromCsrSubscriptionRequest.cpp
file | CreateKeysAndCertificateRequest.cpp
file | CreateKeysAndCertificateResponse.cpp
file | CreateKeysAndCertificateSubscriptionRequest.cpp
file | ErrorResponse.cpp
file | IotIdentityClient.cpp
file | RegisterThingRequest.cpp
file | RegisterThingResponse.cpp
file | RegisterThingSubscriptionRequest.cpp