Issue #1161 changed comparator

Change-Id: I23f6a1a8b81ab6d97da8b57f7df9adb2d86e1962

Former-commit-id: af27b562d7 [formerly c78fb26fbf [formerly 36748378cf53d2ab7c6ba1e49be195d90e2dc385]]
Former-commit-id: c78fb26fbf
Former-commit-id: afb00feb6d

edexOsgi/com.raytheon.uf.common.dataplugin.ffmp/src/com/raytheon/uf/common/dataplugin/ffmp/FFMPBasin.java

@@ -342,7 +342,7 @@ public class FFMPBasin implements ISerializableObject, Cloneable {
             @Override
             public int compare(Date o1, Date o2) {
                 // Null checks?
-                return (o2.before(o1) ? -1 : (o1.equals(o2) ? 0 : 1));
+            	return (int)Math.signum(o2.getTime() - o1.getTime()) ;
             }
 
         });