Merge branch 'lazy-batches' into lazy-parent

.clang_complete

.gitignore

BUILD

CMakeLists.txt

INSTALL.md

Makefile

README.md

WORKSPACE

binding.gyp

build.yaml

config.m4

doc/PROTOCOL-HTTP2.md

doc/environment_variables.md

doc/interop-test-descriptions.md

gRPC-Core.podspec

grpc.gemspec

include/grpc++/impl/codegen/grpc_library.h

include/grpc++/impl/codegen/server_context.h

include/grpc++/server.h

include/grpc/impl/codegen/atm_gcc_atomic.h