layout issues fixed

examples/gallery/main.cpp

@@ -62,8 +62,6 @@ namespace
         Drawer( QQuickItem* parent = nullptr )
             : QskDrawer( parent )
         {
-            setOverlay( false );
-
             auto box = new QskLinearBox( Qt::Vertical, this );
 
             box->setSection( QskAspect::Header );

playground/drawer/main.cpp

@@ -28,7 +28,6 @@ namespace
 #endif
 
             setEdge( edge );
-            setOverlay( false );
 
             auto content = new QskControl( this );
             content->setObjectName( "Content" );