Add Peer Discovery Code

bin/pk.js

@@ -0,0 +1,8 @@
+#!/usr/bin/env node
+
+// this will be a CLI entrypoint to this library
+// we expect that this can be used as a CLI
+// application directly as js-polykey
+
+require('../dist/bin/pk.js')(process.argv)
+

dist/HandshakeMessage.proto

@@ -0,0 +1,9 @@
+package handshakepackage;
+syntax = "proto3";
+
+message HandshakeMessage {
+  bytes target_pub_key = 1;
+  bytes requesting_pub_key = 2;
+  bytes message = 3;
+  bytes response_peer_info = 4;
+}