Allow one to enable/disable unit tester exit

Memo to self: Hardware renderers often exit in a silent segfault. Look into this at some point.

src/qt/qt_settingsotherperipherals.cpp

@@ -23,6 +23,7 @@ extern "C" {
 #include <86box/machine.h>
 #include <86box/isamem.h>
 #include <86box/isartc.h>
+#include <86box/unittester.h>
 }
 
 #include "qt_deviceconfig.hpp"
@@ -199,3 +200,9 @@ SettingsOtherPeripherals::on_pushButtonConfigureCard4_clicked()
 {
     DeviceConfig::ConfigureDevice(isamem_get_device(ui->comboBoxCard4->currentData().toInt()), 4, qobject_cast<Settings *>(Settings::settings));
 }
+
+void
+SettingsOtherPeripherals::on_pushButtonConfigureUT_clicked()
+{
+    DeviceConfig::ConfigureDevice(&unittester_device);
+}

src/qt/qt_settingsotherperipherals.hpp

@@ -30,6 +30,7 @@ private slots:
     void on_comboBoxCard1_currentIndexChanged(int index);
     void on_pushButtonConfigureRTC_clicked();
     void on_comboBoxRTC_currentIndexChanged(int index);
+    void on_pushButtonConfigureUT_clicked();
 
 private:
     Ui::SettingsOtherPeripherals *ui;

src/qt/qt_settingsotherperipherals.ui

@@ -190,10 +190,27 @@
        </property>
       </widget>
      </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_3">
      <item>
       <widget class="QCheckBox" name="checkBoxUnitTester">
        <property name="text">
-        <string>86Box unit tester</string>
+        <string>86Box Unit Tester</string>
+       </property>
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="pushButtonConfigureUT">
+       <property name="text">
+        <string>Configure</string>
        </property>
       </widget>
      </item>