Use log crate to filter verbose messages

umskt/src/key.rs

@@ -59,9 +59,7 @@ mod tests {
     fn test_base24() {
         let input = "JTW3TJ7PFJ7V9CCMX84V9PFT8";
         let unbase24 = super::base24_decode(input).unwrap();
-        println!("{:?}", unbase24);
         let base24 = super::base24_encode(&unbase24).unwrap();
-        println!("{}", base24);
         assert_eq!(input, base24);
     }
 }