Fading out workspace when dragging to higlight dragged object.

Change-Id: I540ce145168a65a029d820d6c14a1e3070f8a5b0
diff --git a/src/com/android/launcher2/PagedView.java b/src/com/android/launcher2/PagedView.java
index 184ea7a..a615b59 100644
--- a/src/com/android/launcher2/PagedView.java
+++ b/src/com/android/launcher2/PagedView.java
@@ -67,7 +67,7 @@
 
     private static final float OVERSCROLL_ACCELERATE_FACTOR = 2;
     private static final float OVERSCROLL_DAMP_FACTOR = 0.14f;
-   
+
     private static final float RETURN_TO_ORIGINAL_PAGE_THRESHOLD = 0.33f;
     // The page is moved more than halfway, automatically move to the next page on touch up.
     private static final float SIGNIFICANT_MOVE_THRESHOLD = 0.4f;