Merge github.com:grpc/grpc into clang_fmt_upd

.clang_complete

BUILD

MANIFEST.md

Makefile

binding.gyp

build.yaml

config.m4

examples/node/README.md

examples/python/helloworld/greeter_client.py

examples/python/route_guide/route_guide_client.py

gRPC.podspec

grpc.gemspec

include/grpc++/support/byte_buffer.h

include/grpc/impl/codegen/port_platform.h

package.json

package.xml

setup.py

src/compiler/cpp_generator.cc

src/compiler/cpp_generator.h

src/compiler/cpp_plugin.cc