Move address into transport config

This makes it possible to use a factory function to create a transport of the right type and not having to repeat the address when calling Transport.Connect()

_examples/delegation/delegation.go

@@ -11,9 +11,11 @@ import (
 
 func main() {
 	opts := xmpp.ComponentOptions{
-		Domain:  "service.localhost",
-		Secret:  "mypass",
-		Address: "localhost:9999",
+		TransportConfiguration: xmpp.TransportConfiguration{
+			Address: "localhost:9999",
+		},
+		Domain: "service.localhost",
+		Secret: "mypass",
 
 		// TODO: Move that part to a component discovery handler
 		Name:     "Test Component",

_examples/xmpp_component/xmpp_component.go

@@ -10,9 +10,11 @@ import (
 
 func main() {
 	opts := xmpp.ComponentOptions{
+		TransportConfiguration: xmpp.TransportConfiguration{
+			Address: "localhost:8888",
+		},
 		Domain:   "service2.localhost",
 		Secret:   "mypass",
-		Address:  "localhost:8888",
 		Name:     "Test Component",
 		Category: "gateway",
 		Type:     "service",

_examples/xmpp_echo/xmpp_echo.go

@@ -15,7 +15,9 @@ import (
 
 func main() {
 	config := xmpp.Config{
-		Address:      "localhost:5222",
+		TransportConfiguration: xmpp.TransportConfiguration{
+			Address: "localhost:5222",
+		},
 		Jid:          "test@localhost",
 		Credential:   xmpp.Password("test"),
 		StreamLogger: os.Stdout,

_examples/xmpp_jukebox/xmpp_jukebox.go

@@ -32,7 +32,9 @@ func main() {
 
 	// 2. Prepare XMPP client
 	config := xmpp.Config{
-		Address:    *address,
+		TransportConfiguration: xmpp.TransportConfiguration{
+			Address: *address,
+		},
 		Jid:        *jid,
 		Credential: xmpp.Password(*password),
 		// StreamLogger: os.Stdout,

_examples/xmpp_oauth2/xmpp_oauth2.go

@@ -15,12 +15,14 @@ import (
 
 func main() {
 	config := xmpp.Config{
-		Address:      "localhost:5222",
+		TransportConfiguration: xmpp.TransportConfiguration{
+			Address: "localhost:5222",
+			// TLSConfig: tls.Config{InsecureSkipVerify: true},
+		},
 		Jid:          "test@localhost",
 		Credential:   xmpp.OAuthToken("OdAIsBlY83SLBaqQoClAn7vrZSHxixT8"),
 		StreamLogger: os.Stdout,
 		// Insecure:     true,
-		// TLSConfig: tls.Config{InsecureSkipVerify: true},
 	}
 
 	router := xmpp.NewRouter()