change cirros to use a name instead of full path

Change-Id: I3af0ce4b43fc4179af7427c8d12c5cc8032ef578
diff --git a/src/vnfd/cirros_vnf/cirros_vnfd.yaml b/src/vnfd/cirros_vnf/cirros_vnfd.yaml
index 8f30249..9efd4d7 100644
--- a/src/vnfd/cirros_vnf/cirros_vnfd.yaml
+++ b/src/vnfd/cirros_vnf/cirros_vnfd.yaml
@@ -3,7 +3,7 @@
     -   id: cirros_vnfd
         name: cirros_vnfd
         short-name: cirros_vnfd
-        description: Generated by OSM pacakage generator
+        description: simple OSM example with a cirros
         vendor: OSM
         version: '1.0'
 
@@ -27,8 +27,9 @@
                 memory-mb: 512
                 storage-gb: 1
 
-            # Image including the full path
-            image: 'cirros034'
+            # Image/checksum or image including the full path
+            image: cirros034
+            #checksum: 
 
             external-interface:
             # Specify the external interfaces