Initial implementation of Meter Service (needs testing)

Change-Id: Ie07bd3e2bd7c67a6499c965d8926eb361ad16462

store impl started

Change-Id: Ib8b474f40dcecff335a421c12ad149fe9830c427

full implementation

Change-Id: Ie59fd61d02972bd04d887bdcca9745793b880681
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/meter/Band.java b/incubator/api/src/main/java/org/onosproject/incubator/net/meter/Band.java
index ecd6504..1342a22 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/meter/Band.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/meter/Band.java
@@ -69,6 +69,20 @@
      */
     Type type();
 
+    /**
+     * Returns the packets seen by this band.
+     *
+     * @return a long value
+     */
+    long packets();
+
+    /**
+     * Return the bytes seen by this band.
+     *
+     * @return a byte counter
+     */
+    long bytes();
+
     interface Builder {
 
         /**