rs-prng

pseudo random number generator

```rust extern crate prng;

fn main() { let random = prng::Prng::new();

random.set_seed(24564764657); // some random unsigned integer

let x = random.next(); // usize number between 0 and usize MAX
let y = random.next_f32(); // f32 between 0 and 1
let z = random.next_f64(); // f64 between 0 and 1

}

```