for #232 ensure setting notificaitons to 0 "max" works

Author: n8fr8

src/main/java/org/havenapp/main/service/MonitorService.java

@@ -270,10 +270,14 @@ public synchronized void alert(int alertType, String path) {
             mLastEvent.save();
             doNotification = true;
         }
-        else
+        else if (mPrefs.getNotificationTimeMs() > 0 && mLastNotification != null)
         {
             //check if time window is within configured notification time window
-            doNotification = !((now.getTime()-mLastNotification.getTime())<mPrefs.getNotificationTimeMs());
+            doNotification = ((now.getTime()-mLastNotification.getTime())>mPrefs.getNotificationTimeMs());
+        }
+        else
+        {
+            doNotification = true;
         }
 
         EventTrigger eventTrigger = new EventTrigger();