Adding to the 'devices' cli command an output that displays the local connectivity of a device.
For example, "id=of:0000000000000203, available=true, local-status=connected 18m7s ago, role=STANDBY, ..."
Also increasing the resolution of the TimeAgo utility.

Change-Id: Ie1b89bd193552e0edd38a9ca28c5ce99b1d27c19
diff --git a/protocols/pcep/ctl/src/test/java/org/onosproject/pcelabelstore/util/MockDeviceService.java b/protocols/pcep/ctl/src/test/java/org/onosproject/pcelabelstore/util/MockDeviceService.java
index b8c5017..0917eb2 100644
--- a/protocols/pcep/ctl/src/test/java/org/onosproject/pcelabelstore/util/MockDeviceService.java
+++ b/protocols/pcep/ctl/src/test/java/org/onosproject/pcelabelstore/util/MockDeviceService.java
@@ -145,4 +145,10 @@
         // TODO Auto-generated method stub
         return false;
     }
+
+    @Override
+    public String localStatus(DeviceId deviceId) {
+        // TODO Auto-generated method stub
+        return null;
+    }
 }