If a node does not contain IP or port, consider its children.

Add Bazel macros to depend on an automatically-generated gRPC library

qps_test memory leak elimination: delete spare contexts lying around at the end of test

Changes required for reporting metrics to performance database server

Move GRPCMethodName to the Proto-specific gRPC client

Fix build breakage of moving include/grpc/ into grpc/

The server transport started reading fractionally too early, leading to
the accept callback not being ready in some cases.

Introduced function to create byte buffers from the output of a byte buffer reader.

Fix a reference leak

Remove errant assert