Allow for NxM layout and in-place rotation of items on homescreen.

Currently, rotation is disabled as designs are still in flux, but the NxM grid is enabled (8x4).

Change-Id: I0026f88c674719e3d67de6d6d481d2d4cd606362
diff --git a/src/com/android/launcher2/Folder.java b/src/com/android/launcher2/Folder.java
index 7ff8328..4d7c666 100644
--- a/src/com/android/launcher2/Folder.java
+++ b/src/com/android/launcher2/Folder.java
@@ -21,11 +21,11 @@
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.widget.AbsListView;
 import android.widget.AdapterView;
+import android.widget.BaseAdapter;
 import android.widget.Button;
 import android.widget.LinearLayout;
-import android.widget.AbsListView;
-import android.widget.BaseAdapter;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.AdapterView.OnItemLongClickListener;