Fix header resizing on tx table

src/mainwindow.cpp

@@ -177,6 +177,11 @@ void MainWindow::restoreSavedStates() {
 
     ui->balancesTable->horizontalHeader()->restoreState(s.value("baltablegeometry").toByteArray());
     ui->transactionsTable->horizontalHeader()->restoreState(s.value("tratablegeometry").toByteArray());
+
+    // Explicitly set the tx table resize headers, since some previous values may have made them
+    // non-expandable.
+    ui->transactionsTable->horizontalHeader()->setSectionResizeMode(3, QHeaderView::Interactive);
+    ui->transactionsTable->horizontalHeader()->setSectionResizeMode(4, QHeaderView::Stretch);
 }
 
 void MainWindow::doClose() {

src/rpc.cpp

@@ -27,8 +27,7 @@ RPC::RPC(MainWindow* main) {
     // Setup transactions table model
     transactionsTableModel = new TxTableModel(ui->transactionsTable);
     main->ui->transactionsTable->setModel(transactionsTableModel);
-    main->ui->transactionsTable->horizontalHeader()->setSectionResizeMode(3, QHeaderView::Stretch);
-
+    
     // Set up timer to refresh Price
     priceTimer = new QTimer(main);
     QObject::connect(priceTimer, &QTimer::timeout, [=]() {

src/settings.cpp

@@ -178,6 +178,7 @@ void Settings::saveRestore(QDialog* d) {
 
 void Settings::saveRestoreTableHeader(QTableView* table, QDialog* d, QString tablename) {
     table->horizontalHeader()->restoreState(QSettings().value(tablename).toByteArray());
+    table->horizontalHeader()->setStretchLastSection(true);
 
     QObject::connect(d, &QDialog::finished, [=](auto) {
         QSettings().setValue(tablename, table->horizontalHeader()->saveState());