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

Makefile

build.yaml

package.json

src/core/ext/transport/chttp2/transport/chttp2_transport.c

src/csharp/.nuget/packages.config

src/csharp/Grpc.Core.Tests/ChannelTest.cs

src/csharp/Grpc.Core.Tests/ClientServerTest.cs

src/csharp/Grpc.Core.Tests/ContextPropagationTest.cs

src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj

src/csharp/Grpc.Core.Tests/HalfcloseTest.cs

src/csharp/Grpc.Core.Tests/Internal/AsyncCallTest.cs

src/csharp/Grpc.Core.Tests/MarshallingErrorsTest.cs

src/csharp/Grpc.Core.Tests/NUnitMain.cs

src/csharp/Grpc.Core.Tests/ResponseHeadersTest.cs

src/csharp/Grpc.Core.Tests/SanityTest.cs

src/csharp/Grpc.Core.Tests/packages.config

src/csharp/Grpc.Core/Grpc.Core.csproj

src/csharp/Grpc.Core/Grpc.Core.nuspec

src/csharp/Grpc.Core/Grpc.Core.targets

src/csharp/Grpc.Core/Internal/NativeExtension.cs