Implement automatic database refresh on root category listing.

gui/forms/configwidget.cpp

@@ -174,6 +174,9 @@ void ConfigWidget::setDefaultData()
     bool ignorexml = settings.value("ignorexml", true).toBool();
     ui->ignorexmlCheck->setChecked(ignorexml);
 
+    bool autorefresh = settings.value("autorefresh", false).toBool();
+    ui->refreshCheck->setChecked(autorefresh);
+
     QString versiontype = settings.value("versiontype", "zero").toString();
     QString customVersion = settings.value("customversion", "00.000.000").toString();
 
@@ -285,7 +288,7 @@ void ConfigWidget::accept()
         settings.setValue("versiontype", "custom");
 
     settings.setValue("ignorexml", ui->ignorexmlCheck->isChecked());
-
+    settings.setValue("autorefresh", ui->refreshCheck->isChecked());
     settings.setValue("customversion", ui->psversionEdit->text());
 
     bool ok;

gui/forms/configwidget.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>519</width>
-    <height>559</height>
+    <height>577</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -357,6 +357,16 @@
              </property>
             </widget>
            </item>
+           <item>
+            <widget class="QCheckBox" name="refreshCheck">
+             <property name="text">
+              <string>Automatic database refresh (experimental)</string>
+             </property>
+             <property name="checked">
+              <bool>false</bool>
+             </property>
+            </widget>
+           </item>
            <item>
             <widget class="QCheckBox" name="ignorexmlCheck">
              <property name="text">