(initial) Align formatting and code style to project standards.

src/supervisor.rs

@@ -2,16 +2,17 @@
 //! of this same binary (`porthole __supervise <name>`, see `main.rs`); owns
 //! the `ssh` child process for one profile's entire supervised lifetime.
 
-use crate::error::Result;
-use crate::instance::{self, Instance, Lock, State};
-use crate::profile::{self, Profile};
-use crate::{ssh, timefmt};
 use std::fs::OpenOptions;
-use std::io::{BufRead, BufReader, Write};
-use std::sync::atomic::{AtomicBool, Ordering};
-use std::sync::{Arc, Mutex};
+use std::sync::{ Arc, Mutex };
 use std::thread::JoinHandle;
-use std::time::{Duration, Instant};
+use std::time::{ Instant, Duration };
+use std::io::{ Write, BufRead, BufReader };
+use std::sync::atomic::{ Ordering, AtomicBool };
+
+use crate::error::Result;
+use crate::{ ssh, timefmt };
+use crate::profile::{ self, Profile };
+use crate::instance::{ self, Lock, State, Instance };
 
 /// How long a connection must survive before its uptime resets the backoff
 /// counter back to the base delay - spec §4.1.