avoid generating operlinks

Author: Vipin Jain

contivModel.go

@@ -164,7 +164,6 @@ type NetworkOper struct {
 	NumEndpoints            int    `json:"numEndpoints,omitempty"`            // external packet tag
 	PktTag                  int    `json:"pktTag,omitempty"`                  // internal packet tag
 
-	OperLinks NetworkLinks `json:"links,omitempty"`
 }
 
 type NetworkInspect struct {
@@ -375,7 +374,6 @@ type GlobalCallbacks interface {
 
 type NetworkCallbacks interface {
 	NetworkGetOper(network *NetworkInspect) error
-
 	NetworkCreate(network *Network) error
 	NetworkUpdate(network, params *Network) error
 	NetworkDelete(network *Network) error