First release.
1. You can spawn how many fishes you want.
(Recommandation: <300 but anyway how many you want).
2. Scale of fishes has random value in a range preset by you.
3. You can modify normal speed and alerted speed of fishes.
4. There is a system for alert fish when an enemy or main player will enter in a one of fish. All fishes will search a nearby zone where they will hide.
5. You can also modify regroup time after
