Merge branch 'c++lame' of github.com:ctiller/grpc into c++lame

BUILD

CMakeLists.txt

Makefile

build.yaml

include/grpc/impl/codegen/port_platform.h

setup.py

src/core/lib/support/atomic.h

src/core/lib/support/atomic_with_atm.h

src/core/lib/support/atomic_with_std.h

src/core/lib/surface/lame_client.cc

src/python/grpcio/commands.py

src/ruby/ext/grpc/extconf.rb

tools/run_tests/run_tests.py