--- a/src/main.cpp	Tue Nov 21 12:31:58 2017 +0200
+++ b/src/main.cpp	Mon Dec 18 11:28:00 2017 +0200
@@ -1508,170 +1508,6 @@
 
 
 //
-// Custom SQL models
-//
-SLPersonSQLModel::SLPersonSQLModel(QObject *parent) : QSqlQueryModel(parent)
-{
-}
-
-
-QVariant SLPersonSQLModel::data(const QModelIndex &index, int role) const
-{
-    QVariant value = QSqlQueryModel::data(index, role);
-
-    if (value.isValid() && role == Qt::DisplayRole)
-    {
-        // Format some of the displayed values
-        switch (index.column())
-        {
-            case 3:
-                return slMoneyValueToStr(value.toDouble());
-
-            case 4:
-                return slDateTimeToStr(value.toDateTime());
-        }
-    }
-
-    if (index.column() == 3 && role == Qt::ForegroundRole)
-    {
-        // Use fancy coloring for debt
-        double val = QSqlQueryModel::data(index, Qt::DisplayRole).toDouble();
-        if (val < 0)
-            return QVariant::fromValue(QColor(Qt::red));
-        else
-            return QVariant::fromValue(QColor(Qt::green));
-    }
-
-    return value;
-}
-
-
-int SLPersonSQLModel::updatePerson(const SLPersonInfo &info)
-{
-    QSqlQuery np;
-
-    np.prepare(QStringLiteral("UPDATE people SET first_name=?,last_name=?,extra_info=?,updated=? WHERE id=?"));
-    np.addBindValue(info.firstName);
-    np.addBindValue(info.lastName);
-    np.addBindValue(info.extraInfo);
-    np.addBindValue(QDateTime::currentDateTimeUtc());
-    np.addBindValue(info.id);
-    np.exec();
-
-    if (!slCheckAndReportSQLError("SLPersonSQLModel::updatePerson()", np.lastError()))
-        return -1;
-
-    QSqlDatabase::database().commit();
-    updateModel();
-    return 0;
-}
-
-
-qint64 SLPersonSQLModel::addPerson(const SLPersonInfo &info)
-{
-    QSqlQuery np;
-    np.prepare(QStringLiteral("INSERT INTO people (first_name,last_name,extra_info,added,updated) VALUES (?,?,?,?,?)"));
-    np.addBindValue(info.firstName);
-    np.addBindValue(info.lastName);
-    np.addBindValue(info.extraInfo);
-    np.addBindValue(QDateTime::currentDateTimeUtc());
-    np.addBindValue(QDateTime::currentDateTimeUtc());
-    np.exec();
-
-    if (!slCheckAndReportSQLError("SLPersonSQLModel::addPerson()", np.lastError()))
-        return -1;
-
-    QSqlDatabase::database().commit();
-
-    QVariant idp = np.lastInsertId();
-
-    updateModel();
-    return idp.isValid() ? idp.toInt() : -2;
-}
-
-
-int SLPersonSQLModel::deletePerson(qint64 id)
-{
-    QSqlDatabase::database().transaction();
-    QSqlQuery del;
-
-    del.prepare(QStringLiteral("DELETE FROM people WHERE id=?"));
-    del.addBindValue(id);
-    del.exec();
-
-    if (!slCheckAndReportSQLError("delete user", del.lastError()))
-    {
-        QSqlDatabase::database().rollback();
-        return -1;
-    }
-
-    del.prepare(QStringLiteral("DELETE FROM transactions WHERE person=?"));
-    del.addBindValue(id);
-    del.exec();
-
-    if (!slCheckAndReportSQLError("delete user transactions", del.lastError()))
-    {
-        QSqlDatabase::database().rollback();
-        return -2;
-    }
-
-    QSqlDatabase::database().commit();
-    updateModel();
-    return 0;
-}
-
-
-void SLPersonSQLModel::updateModel()
-{
-    query().exec();
-    emit dataChanged(index(0, 0), index(rowCount(), columnCount()));
-}
-
-
-SLTransactionSQLModel::SLTransactionSQLModel(QObject *parent) : QSqlQueryModel(parent)
-{
-}
-
-
-QVariant SLTransactionSQLModel::data(const QModelIndex &index, int role) const
-{
-    QVariant value = QSqlQueryModel::data(index, role);
-
-    if (value.isValid() && role == Qt::DisplayRole)
-    {
-        // Format some of the displayed values
-        switch (index.column())
-        {
-            case 1:
-                return slMoneyValueToStrSign(value.toDouble());
-
-            case 2:
-                return slDateTimeToStr(value.toDateTime());
-        }
-    }
-
-    if (index.column() == 1 && role == Qt::ForegroundRole)
-    {
-        // Use fancy coloring for debt
-        double val = QSqlQueryModel::data(index, Qt::DisplayRole).toDouble();
-        if (val < 0)
-            return QVariant::fromValue(QColor(Qt::red));
-        else
-            return QVariant::fromValue(QColor(Qt::green));
-    }
-
-    return value;
-}
-
-
-void SLTransactionSQLModel::updateModel()
-{
-    query().exec();
-    emit dataChanged(QModelIndex(), QModelIndex());
-}
-
-
-//
 // About window
 //
 AboutWindow::AboutWindow(QWidget *parent) :