libsaria: Scroll playlist when iterator is reset

This allows me to scroll the recent tracks list back to the beginning.

Signed-off-by: Bryan Schumaker <bjschuma@gmail.com>

libsaria/playlist/playlist.cpp

@@ -57,6 +57,7 @@ namespace libsaria
 	void Playlist::reset_iterator()
 	{
 		cur = plist.begin();
+		RENDER(goto_index(0));
 	}
 
 	unsigned int Playlist::find_cur_index()