Method into_inner

Unwrap this newtype to get the underlying connection. ## Example ```rust,no_run use breadx::connection::{Connection, StdConnection}; use std::net::TcpStream; # fn main() -> Result<(), Box > { let socket = TcpStream::connect("localhost:6000")?; let connection = StdConnection::new(socket); // we need the connection back let socket = connection.into_inner(); # let _ = socket

(self)