removed tab

src/gui/UBLeftPalette.cpp

@@ -63,9 +63,7 @@ UBLeftPalette::~UBLeftPalette()
 
 void UBLeftPalette::onDocumentSet(UBDocumentProxy* documentProxy)
 {
-//    //This is necessary to force the teacher guide to be showed in priority each time a document is set
+    Q_UNUSED(documentProxy)
-//    if(documentProxy && UBSettings::settings()->teacherGuidePageZeroActivated->get().toBool())
-
     // the tab zero is forced
     mLastOpenedTabForMode.insert(eUBDockPaletteWidget_BOARD, 0);
 }