POINT 3 - Innings Timer + Second Innings + Complete Stats Patch

Added:
1. Animated innings break target card on overlay.
   - After first innings ends, overlay shows: team name, target / runs needed, RRR, balls left.

2. Director button: START 2ND INNINGS.
   - Added dynamically into Director > Overlays & Graphics.
   - Also adds START INNINGS TIMER and Minutes input.

3. Innings timer on overlay.
   - Start the timer at innings start.
   - If minutes are entered, overlay shows countdown.
   - If 0/blank, overlay shows elapsed timer from start.

4. Complete Stats Center.
   - Top Team List
   - Top Batter List
   - Top Bowler List
   - Top All Rounder List

New files:
- api/innings_status.php
- api/start_second_innings.php
- api/start_innings_timer.php
- api/stats_leaderboards.php
- assets/js/innings_timer_stats_patch.js
- assets/css/innings_timer_stats_patch.css

Installer:
Open this once in browser after copying files:
http://localhost/YOUR_FOLDER/install_innings_timer_stats_patch.php

The installer injects CSS/JS links into overlay.php, director.php and dashboard.php.
