Merge branch '17-restconf-client-to-gosdn-core' into develop

nucleus/nucleus-core.go

@@ -60,7 +60,6 @@ func StartUp(socket, filename string) {
 	core := Core{
 		clients:  make(map[string]interfaces.Client, 0),
 		database: database.Database{},
-		config:   nil,
 	}
 	core.Init(socket, filename)
 	// Start the GRCP CLI