KodiFlix Info v8.41 - cancellable voice autoplay countdown

Voice autoplay behavior:
1. Info page opens.
2. Existing Play control 4001 receives focus/highlight.
3. Accent countdown badge shows 5, 4, 3, 2, 1.
4. Focus is checked every 100 ms.
5. If the user moves away from Play, countdown disappears and autoplay stops.
6. If Play remains focused through zero, SendClick(12003,4001) invokes the
   existing $VAR[Action_DialogInfo_PlayMedia] onclick.

No Bluetooth, STT, lookup, or alternate playback changes are included.
