removed unused settings

src/core/UBSettings.cpp

@@ -204,7 +204,6 @@ void UBSettings::init()
     appEnableAutomaticSoftwareUpdates = new UBSetting(this, "App", "EnableAutomaticSoftwareUpdates", true);
     appEnableSoftwareUpdates = new UBSetting(this, "App", "EnableSoftwareUpdates", true);
     appToolBarOrientationVertical = new UBSetting(this, "App", "ToolBarOrientationVertical", false);
-    navigPaletteWidth = new UBSetting(this, "Board", "NavigPaletteWidth", 270);
     rightLibPaletteWidth = new UBSetting(this, "Board", "RightLibPaletteWidth", 270);
     rightLibPaletteIsCollapsed = new UBSetting(this,"Board", "RightLibPaletteIsCollapsed",false);
     leftLibPaletteWidth = new UBSetting(this, "Board", "LeftLibPaletteWidth",270);

src/core/UBSettings.h

@@ -314,7 +314,6 @@ class UBSettings : public QObject
         UBSetting* gipThumbnailWidth;
         UBSetting* soundThumbnailWidth;
 
-        UBSetting* navigPaletteWidth;
         UBSetting* rightLibPaletteWidth;
         UBSetting* rightLibPaletteIsCollapsed;
         UBSetting* leftLibPaletteWidth;

src/gui/UBNavigatorPalette.cpp

@@ -145,7 +145,6 @@ void UBNavigatorPalette::resizeEvent(QResizeEvent *event)
     {
         mNavigator->setMinimumHeight(height() - 2*border());
     }
-    UBSettings::settings()->navigPaletteWidth->set(width());
 }
 
 void UBNavigatorPalette::timerEvent(QTimerEvent *event)