A simple user crate designed to read `/var/log/lastlog`
for retrieving last-login records on linux systems
The basic usage looks like:
```rust
use lastlog::{search_uid, search_username};
fn main() {
let result1 = search_uid(1000);
let result2 = search_username("foo");
}
```
NOTE: this functionality will ONLY work on **UNIX** operating
systems that support the `/var/log/lastlog` database