disabled start up hint

src/board/UBBoardPaletteManager.cpp

@@ -243,7 +243,7 @@ void UBBoardPaletteManager::setupPalettes()
 
     mStylusPalette->stackUnder(mZoomPalette);
 
-    mTipPalette = new UBStartupHintsPalette(mContainer);
+    //mTipPalette = new UBStartupHintsPalette(mContainer);
     QList<QAction*> backgroundsActions;
 
     backgroundsActions << UBApplication::mainWindow->actionPlainLightBackground;