Bug 2042 fixed

Now, the vcaStatus is not overwritten when there are multiple KDUs
inside a KNF, or when there are both KNFs and VNFs inside an NS

Change-Id: I7f8f17d6cc5f5c519bc0895f23e0b8883979d33b
Signed-off-by: Pedro Escaleira <escaleira@av.it.pt>
Signed-off-by: 36970 <jegan.s@tataelxsi.co.in>