ONOS-3755: use thousand separator for packet and byte counts, etc. Fix alignment (numbers right justified).

Change-Id: Idb407fb16a82d5e3fb6fd10a6599b263a777deb2
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java b/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java
index c78d32f..5780e9f 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/GroupViewMessageHandler.java
@@ -30,6 +30,7 @@
 import org.onosproject.ui.table.TableRequestHandler;
 import org.onosproject.ui.table.cell.EnumFormatter;
 import org.onosproject.ui.table.cell.HexFormatter;
+import org.onosproject.ui.table.cell.NumberFormatter;
 
 import java.util.Collection;
 import java.util.List;
@@ -78,6 +79,8 @@
             TableModel tm = super.createTableModel();
             tm.setFormatter(ID, HexFormatter.INSTANCE);
             tm.setFormatter(TYPE, EnumFormatter.INSTANCE);
+            tm.setFormatter(PACKETS, NumberFormatter.INTEGER);
+            tm.setFormatter(BYTES, NumberFormatter.INTEGER);
             tm.setFormatter(BUCKETS, new BucketFormatter());
             return tm;
         }