Proto commits in jsmouret/grpc-over-webrtc

These 4 commits are when the Protocol Buffers files have changed:

Commit:ca501e4
Author:Jean-Sebastien Mouret

Change header to begin message

The documentation is generated from this commit.

Commit:e7cf2f5
Author:Jean-Sebastien Mouret

Add metadata support

Commit:31ebb70
Author:Jean-Sebastien Mouret

Clean up and prepare echo example

Commit:091343d
Author:Jean-Sebastien Mouret

Initial import