fix compil warning and update ms2

coreapi/linphonecore.h

@@ -1077,7 +1077,7 @@ void linphone_core_init_default_params(LinphoneCore*lc, LinphoneCallParams *para
 /**
  * True if tunnel support was compiled.
  */
-bool_t linphone_core_tunnel_available();
+bool_t linphone_core_tunnel_available(void);
 
 /**
  * Update tunnel using configuration.

gtk/propertybox.c

@@ -989,7 +989,7 @@ void linphone_gtk_show_parameters(void){
 	g_signal_connect(G_OBJECT(linphone_gtk_get_widget(pb,"proto_combo")),"changed",(GCallback)linphone_gtk_proto_changed,NULL);
 
 
-	if (linphone_core_tunnel_available(lc)){
+	if (linphone_core_tunnel_available()){
 		gtk_widget_set_visible(GTK_WIDGET(linphone_gtk_get_widget(pb,"tunnel_edit_button")), TRUE);
 		gtk_widget_set_visible(GTK_WIDGET(linphone_gtk_get_widget(pb,"tunnel_label")), TRUE);
 	}

mediastreamer2 @ 0d7553a3

-Subproject commit fdd6979fff77bf9dadf4fa89dd8466e8cc4fc87a
+Subproject commit 0d7553a33aba3237f76b742a42af1802c3b74ec3