Add scrolling to the edit Auto-Playlist menu

[gms9rc]

You can add so many rules to auto playlist that the edit Auto-Playlist menu becomes taller than your screen.  There is no scroll functionality in this menu.  Which makes it impossible to see everything on the list.

[Steven]

that should be fixed in v3
http://getmusicbee.com/forum/index.php?topic=15050.0