Minor bug fixes

- Making the spring loaded side page hovers slightly faster
- Fixing issue where you can't drag over another item on another page to create a portal
- Ignoring side pages while hovering over hotseat
- Fixing issue where hotseat may be stuck in shrunken state (and removing the scale on the hotseat)

Change-Id: I87d50a1bdc451704285482c79caed0982a5a7f5a

src/com/android/launcher2/DragScroller.java

@@ -30,7 +30,7 @@ public interface DragScroller {
      *
      * @param direction The scroll direction
      */
-    void onEnterScrollArea(int direction);
+    void onEnterScrollArea(int x, int y, int direction);
 
     /**
      * The touch point has left the scroll area.