Use most conservative memory setting for swipe between lists, update ab test identifier

astrid/src/com/todoroo/astrid/service/abtesting/ABTests.java

@@ -121,7 +121,7 @@ public class ABTests {
 
     public static final String AB_TASK_EDIT_TOAST = "android_task_edit_toast"; //$NON-NLS-1$
 
-    public static final String AB_SWIPE_BETWEEN = "android_swipe_v2"; //$NON-NLS-1$
+    public static final String AB_SWIPE_BETWEEN = "android_swipe_v3"; //$NON-NLS-1$
 
     private void initialize() {
         addTest(AB_TASK_EDIT_TOAST, new int[] { 1, 1 },

astrid/src/com/todoroo/astrid/ui/TaskListFragmentPager.java

@@ -29,7 +29,7 @@ public class TaskListFragmentPager extends ViewPager {
 
     public TaskListFragmentPager(Context context, AttributeSet attrs) {
         super(context, attrs);
-        setOffscreenPageLimit(3);
+        setOffscreenPageLimit(1);
         setPageMargin(1);
         setPageMarginDrawable(R.drawable.vertical_separator);
     }