remove a bunch of unused assignments

hacked-libtiled/tiled/core/MapObject.java

@@ -43,7 +43,7 @@ public class MapObject implements Cloneable
 {
     private Properties properties = new Properties();
     private ObjectGroup objectGroup;
-    private Rectangle bounds = new Rectangle();
+    private Rectangle bounds;
     private String name = "Object";
     private String type = "";
     private String imageSource = "";

hacked-libtiled/tiled/core/Sprite.java

@@ -57,7 +57,7 @@ public class Sprite
 
         private String name = null;
         private int id = -1;
-        private int flags = KEY_LOOP;
+        private int flags;
         private float frameRate = 1.0f;   //one fps
         private Tile[] frames;
 

hacked-libtiled/tiled/io/TMXMapWriter.java

@@ -588,7 +588,7 @@ public class TMXMapWriter
         }
 
         // Iterate while parents are the same
-        int shared = 0;
+        int shared;
         int maxShared = Math.min(fromParents.size(), toParents.size());
         for (shared = 0; shared < maxShared; shared++) {
             String fromParent = fromParents.get(shared);