moved Grpc.Tools dependency from solution level to project level

Fix error handling authentication errors with non-numeric error codes

Bump python protobuf dependency to 3.0.0

Also make the script fetch protoc from the usual place.

Let override default response size limit

Backport of "added windows to INSTALL.md"

added windows to INSTALL.md

Downgrade docker setuptools

Update .NET core dependencies to RTM

Bumping to 1.0.0-pre2.

On account of https://github.com/google/protobuf/pull/1712

So they can be commented out.

The SwiftSample doesn’t build in this commit, but I need to sync with
head anyway so I’ll first merge v1.0.x into this branch and then debug.

PHP: missed a macro

Not after :) This fixes the local server tests failing to SSL handshake.

Build the Node health-check package in the build_packages script

update to use new nuget client in tests

backport #7502 from dgquintas/cpp_compression_level