Updated namespace to use OSM URN; renamed rw-project to osm-project

Change-Id: Ic1c89c9e7904483ae68da5741e551870117a3225
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/models/yang/nsd.yang b/models/yang/nsd.yang
index 19aebe9..47baf6f 100644
--- a/models/yang/nsd.yang
+++ b/models/yang/nsd.yang
@@ -20,7 +20,7 @@
 
 module nsd
 {
-  namespace "urn:ietf:params:xml:ns:yang:nfvo:nsd";
+  namespace "urn:etsi:osm:yang:nsd";
   prefix "nsd";
 
   import vnfd {