This reduces the friction when merging from github and google repos by using the exact same clang style guide. MARKDOWN=true
* grpc callbackService support added Signed-off-by: shankeleven <shashanksati11@gmail.com> * tests: regenerate C++ gRPC golden with --grpc-callback-api (CallbackService & async_ reactor APIs); update formatting and method placement --------- Signed-off-by: shankeleven <shashanksati11@gmail.com> Co-authored-by: Wouter van Oortmerssen <aardappel@gmail.com>