Merge branch 'master' of github.com:grpc/grpc into microchannels

.gitignore

.istanbul.yml

BUILD

Makefile

binding.gyp

build.json

build.yaml

examples/node/greeter_client.js

examples/node/greeter_server.js

examples/node/package.json

examples/node/route_guide/route_guide_client.js

examples/node/route_guide/route_guide_server.js

examples/php/README.md

examples/python/README.md

examples/python/helloworld/README.md

examples/python/helloworld/helloworld_pb2.py

examples/python/route_guide/README.md

gRPC.podspec

grpc.gyp

include/grpc/support/port_platform.h