1. moved address to core

src/core/core.go

@@ -20,6 +20,7 @@ import (
 // The Core object represents the Mesh node. You should create a Core
 // object for each Mesh node you plan to run.
 type Core struct {
+	address      Address
 	// This is the main data structure that holds everything else for a node
 	// We're going to keep our own copy of the provided config - that way we can
 	// guarantee that it will be covered by the mutex