Rename method_config.[ch] to service_config.[ch].

BUILD

CMakeLists.txt

Makefile

binding.gyp

build.yaml

config.m4

gRPC-Core.podspec

grpc.gemspec

package.xml

src/core/ext/client_channel/client_channel.c

src/core/lib/channel/message_size_filter.c

src/core/lib/transport/service_config.c

src/core/lib/transport/service_config.h

src/python/grpcio/grpc_core_dependencies.py

test/core/end2end/connection_refused_test.c

test/core/end2end/tests/cancel_after_accept.c

test/core/end2end/tests/max_message_length.c

tools/doxygen/Doxyfile.core.internal

tools/run_tests/sources_and_headers.json

vsprojects/vcxproj/grpc/grpc.vcxproj