[Update] Added session zombie kill counter (displayed as (+number))
[Update] Added separate counter for zombies killed by crushing
[Update] Added separate counter for zombies killed by fire

[Update] Automatic panel adjustment based on text size

- Displays the number of zombies killed in real-time.
- Can be moved around the screen according to the player's preferences.
- Saves its position to stay in the same spot even after restarting the game.