Update the generator so it can handle Links that are not references or children
Update the generator so it can handle Links that are not references or children

Change-Id: If8da78c4e26c882719be24716746d7793c120b67

vpramo/contrail-generateDS,vpramo/contrail-generateDS,JioCloud/contrail-generateDS,varunarya10/contrail-generateDS,JioCloud/contrail-generateDS,JioCloud/contrail-generateDS,vpramo/contrail-generateDS,varunarya10/contrail-generateDS,varunarya10/contrail-generateDS,vpramo/contrail-generateDS,JioCloud/contrail-generateDS,varunarya10/contrail-generateDS,vpramo/contrail-generateDS,varunarya10/contrail-generateDS,JioCloud/contrail-generateDS