Hitoshi Mitake 94b5071c30 etcdmain, proxy: handle authed watch in grpcproxy
This commit lets grpcproxy handle authed watch. The main changes are:
1. forwrading a token of a new broadcast client
2. checking permission of a new client that participates to an
   existing broadcast
2017-09-20 15:27:26 +09:00
..