v0.2.2: fixed a couple bugs with keys and stackable items

src/com/shatteredpixel/shatteredpixeldungeon/actors/hero/Belongings.java

@@ -124,7 +124,7 @@ public class Belongings implements Iterable<Item> {
 
         for (Item item : backpack) {
             if (item instanceof IronKey && ((IronKey)item).depth == Dungeon.depth) {
-                IronKey.curDepthQuantity++;
+                IronKey.curDepthQuantity += item.quantity();
             }
         }
     }

src/com/shatteredpixel/shatteredpixeldungeon/items/Item.java

@@ -211,7 +211,14 @@ public class Item implements Bundlable {
 			updateQuickslot();
 			
 			try {
+
+                //pssh, who needs copy constructors?
                 Item detached = getClass().newInstance();
+                Bundle copy = new Bundle();
+                this.storeInBundle(copy);
+                detached.restoreFromBundle(copy);
+                detached.quantity(1);
+
                 detached.onDetach( );
                 return detached;
 			} catch (Exception e) {