test prints to debug initial combo model selection

src/i0mapmon_topo.cpp

@@ -147,6 +147,7 @@ void I0mapmon_topo::m_onLambdaChanged(const QVector<double> &la) {
                 wlens << QString::number(la.at(i));
                 wlens_idx << i;
             }
+            printf("\e[1;36maddItem: %s checked %d\e[0m\n", qstoc(QString::number(la.at(i))), checked);
             new_m->addItem(QString::number(la.at(i)), true)->setData(checked ? Qt::Checked : Qt::Unchecked, Qt::CheckStateRole);
         }
         connect(new_m, SIGNAL(itemChecked(QString,bool)), this, SLOT(m_onWlenSelectionChanged(QString, bool)));