Merge github.com:grpc/grpc into copyright

Conflicts:
	src/python/src/__init__.py
	src/python/src/_adapter/__init__.py
	src/python/src/_framework/__init__.py
	src/python/src/_framework/base/__init__.py
	src/python/src/_framework/base/packets/__init__.py
	src/python/src/_framework/common/__init__.py
	src/python/src/_framework/face/__init__.py
	src/python/src/_framework/face/testing/__init__.py
	src/python/src/_framework/foundation/__init__.py
	src/python/src/_junkdrawer/__init__.py