V9.1 Director Dashboard Button Fix

Fixed:
- Director Dashboard buttons now have JavaScript functions.
- Show/Hide Toss works through api/overlay_control.php.
- Show/Hide Winner works through api/overlay_control.php.
- Show/Hide Next Match works through api/overlay_control.php.
- End Innings, Start 2nd Innings, Complete Match buttons call APIs.
- Theme apply button calls api/theme_control.php with action=set.
- Scoreboard tab replaced by Director Dashboard home.
- Open Overlay / Full Dashboard / transition-effect clutter removed from home.

Install:
1. Extract this ZIP to your project folder.
2. Open dashboard.php.
3. Use Director Dashboard.
4. Keep overlay.php open in OBS/browser source.