Merge pull request #947 from anuchandy/master

Temporary fix for failure NSG  update that has NIC references

azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkSecurityGroupImpl.java

@@ -92,6 +92,7 @@ public NetworkSecurityGroupImpl refresh() throws Exception {
 
     @Override
     public NetworkSecurityGroupImpl apply() throws Exception {
+        this.inner().withNetworkInterfaces(null);
         return this.create();
     }