added sext, octu indexes for EBS simulator

@RingControl/InitEbsSimulator.m

@@ -94,6 +94,9 @@ qpind = mod.get(0,'qp');
 qf8dind = mod.get(0,'qf8d');
 obj.indQuad=sort([qpind; qf8dind(1:50:end)])';
 
+obj.indSext = mod.get(0,'sx');
+obj.indOctu = mod.get(0,'oc');
+
 obj.rmodel = ring;