Change exemplary backend URL in sample application

Author: ocram

Source/sample/src/main/java/im/delight/android/ddp/examples/MainActivity.java

@@ -38,7 +38,7 @@ protected void onCreate(Bundle savedInstanceState) {
 Meteor.setLoggingEnabled(true);
 
 // create a new instance
-mMeteor = new Meteor(this, "ws://android-ddp-meteor.meteor.com/websocket", new InMemoryDatabase());
+mMeteor = new Meteor(this, "ws://www.meteor.com/websocket", new InMemoryDatabase());
 
 // register the callback that will handle events and receive messages
 mMeteor.addCallback(this);