elo 0.1.0

Rust crate for calculating players ratings based on elo ranking system
Documentation
# rust-elo

Rust crate for calculating players ratings based on elo ranking system.

## Installation

```bash
[dependencies]
rust-elo = "0.1.0"
```

## Example usage

```rust
use crate::elo::{EloRank, MatchWinner};

fn main() {
    let elo = EloRank { k: 32 };
    let player_a = 1200.0;
    let player_b = 1400.0;
    let winner = MatchWinner::PlayerA;

    let (player_a_new_ranking, player_b_new_ranking) = elo.calculate(player_a, player_b, winner);
}
```