JustLinked

fast linked list;give you a different feeling!

```rust use just_linked::LURLinked;

fn main() { let mut lur = LURLinked::new();

let one = lur.push(1);
let tow = lur.push(2);
let three = lur.push(3);

assert_eq!(lur.get(one),Some(&1));
assert_eq!(lur.get_mut(tow),Some(&mut 2));

lur.move_front(one).unwrap();
assert_eq!(lur.remove(one), Some(1));
lur.move_front(tow).unwrap();
assert_eq!(lur.remove(tow), Some(2));
lur.move_front(three).unwrap();
assert_eq!(lur.remove(three), Some(3));

lur.push(1);
lur.push(2);
lur.push(3);

assert_eq!(lur.remove_last(), Some(1));
assert_eq!(lur.remove_last(), Some(2));
assert_eq!(lur.remove_last(), Some(3));

for i in 1..10i32 {
    lur.push(i);
}

for (_, item) in lur.iter_mut() {
    *item += 1;
}

for (key, value) in lur.iter() {
    println!("key:{},value:{}",key,value);
}

lur.clear();

}

```