Minor fixes to restore receiver.

- Remove clear.  No reason to clear a notification on restart.
- Remove duplicate rescheduling logic.
- If alarm is triggered on restore, performNotification reschedules it.

src/android/RestoreReceiver.java

@@ -57,16 +57,18 @@ public void onRestore (Request request, Notification toast) {
         if (!after && toast.isHighPrio()) {
             performNotification(toast);
         } else {
-            toast.clear();
-        }
-
-        Context ctx = toast.getContext();
-        Manager mgr = Manager.getInstance(ctx);
+            // reschedule if we aren't firing here.
+            // If we do fire, performNotification takes care of
+            // next schedule.
+
+            Context ctx = toast.getContext();
+            Manager mgr = Manager.getInstance(ctx);
 
-        if (after || toast.isRepeating()) {
-            mgr.schedule(request, TriggerReceiver.class);
+            if (after || toast.isRepeating()) {
+                mgr.schedule(request, TriggerReceiver.class);
+            }
         }
-    }
+   }
 
     @Override
     public void dispatchAppEvent(String key, Notification notification) {