Rename Welt to World

All this german code confuses me that much, that I do it myself…

GameScreen.java

@@ -5,7 +5,7 @@ class GameScreen
 {
     private final List<Drawable> _drawables;
     private final Bird _bird;
-    private final Welt _welt;
+    private final World _world;
     private double _totalTime;
     private int _try;
 
@@ -13,7 +13,7 @@ class GameScreen
     {
         _drawables = new ArrayList<Drawable>();
         _bird = new Bird(this);
-        _welt = new Welt(this);
+        _world = new World(this);
         _totalTime = 0;
         _try = 1;
     }
@@ -24,13 +24,13 @@ class GameScreen
     public void update(double elapsed)
     {
         _bird.update(elapsed);
-        _welt.update(elapsed);
+        _world.update(elapsed);
         _totalTime += elapsed;
         System.out.print("\r" + _try + " - Time survived: " + (int)(_totalTime * 1e-3) + "s, " +
-                "speed: " + (int)_welt.getSpeed() + "px/s");
+                "speed: " + (int)_world.getSpeed() + "px/s");
 
         Rectangle birdRect = _bird.getRect();
-        if (_welt.checkCollision(_bird.getRect())
+        if (_world.checkCollision(_bird.getRect())
                 || birdRect.getY() + birdRect.getHeight() > TurtleWelt.HEIGHT
                 || birdRect.getY() + birdRect.getHeight() < 0)
         {
@@ -38,7 +38,7 @@ class GameScreen
             ++_try;
             _totalTime = 0;
             _bird.reset();
-            _welt.reset();
+            _world.reset();
         }
     }
 

World.java

@@ -1,7 +1,7 @@
 import java.util.ArrayList;
 import java.util.Random;
 
-class Welt implements Drawable
+class World implements Drawable
 {
     private static final int DISTANCE = 250;
     private final ArrayList<Rectangle> _obstacles;
@@ -9,7 +9,7 @@ class Welt implements Drawable
     private double _acc = 2;
     private final Random _random;
 
-    public Welt(GameScreen game)
+    public World(GameScreen game)
     {
         game.addDrawable(this);
         _random = new Random();