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/webapp/app/view/flow/flow.css b/web/gui/src/main/webapp/app/view/flow/flow.css
index 3022622..a7867d4 100644
--- a/web/gui/src/main/webapp/app/view/flow/flow.css
+++ b/web/gui/src/main/webapp/app/view/flow/flow.css
@@ -78,8 +78,15 @@
     background-color: #5A5600;
 }
 
+#ov-flow td {
+    text-align: center;
+}
+#ov-flow td.right {
+    text-align: right;
+}
 #ov-flow td.selector,
 #ov-flow td.treatment {
+    text-align: left;
     padding-left: 36px;
     opacity: 0.65;
 }
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