Fixing msan issue in client_ssl.c

adding content-type to the example response

Tweaked cpp stress client flags

Fix GRPC_TRACE doc formatting

Stop generating method name array when there is no method.

Change expected error code in Python negative interop client

See this error (somehow triggered by a new version of boringssl):
https://grpc-testing.appspot.com/job/gRPC_pull_requests_msan_c/1154/testReport/junit/(root)/c_linux_msan/bins_msan_handshake_client_GRPC_POLL_STRATEGY_poll_cv/
In the alpn callback, in_len is the size of the in buffer and not the number of alpn elements.

Doc string fix and tweaks.

In those places where we return an object that implements two
interfaces (let's say P and Q), consistently describe it as a "P-Q"
rather than once mentioning that it is a P and describing it as a "Q"
for the rest of prose.

pyformat_code.sh → yapf_code.sh.

C++11: Support compat with 1.0.x generated PB files

The test now expects to receive StatusCode.INTERNAL when it receives a
RST_STREAM from the server in order to comply with
https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md

Also added wait for ready behavior on the client channel.

Add ChannelArguments methods for setting max send/recv message size.

Fix building protoc artifacts on windows

CMake: Enable building of test targets

update path to build_artifacts_ruby.sh in jenkins script

Method to expose the resource quota of a resource user

Update docs on windows build

CMake: Support generating from .proto files 

Document new args in grpc_resolver_create

dockerfile update for http2_badserver_interop

Add service config doc.  Update naming and grpclb docs.