update playlist's timer while scrolling with fancy_scrolling disabled

not updating it caused highlight to be disabled
during scrolling if key was being held long enough.

src/playlist.cpp

@@ -241,6 +241,12 @@ void Playlist::SpacePressed()
 	}
 }
 
+void Playlist::ReadKey(int &key)
+{
+	w->ReadKey(key);
+	UpdateTimer();
+}
+
 void Playlist::MouseButtonPressed(MEVENT me)
 {
 	if (w == Items && !Items->Empty() && Items->hasCoords(me.x, me.y))

src/playlist.h

@@ -40,6 +40,7 @@ class Playlist : public Screen<Window>
 		
 		virtual void EnterPressed();
 		virtual void SpacePressed();
+		virtual void ReadKey(int &);
 		virtual void MouseButtonPressed(MEVENT);
 		virtual bool isTabbable() { return true; }
 		

src/screen.h

@@ -234,7 +234,7 @@ template <typename WindowType> void Screen<WindowType>::Scroll(Where where, cons
 			TraceMpdStatus();
 			w->Scroll(where);
 			w->Refresh();
-			w->ReadKey(in);
+			ReadKey(in);
 		}
 		w->SetTimeout(ncmpcpp_window_timeout);
 	}