message: [pdsl_core] Remove some println! invocations in key.rs
diff: @@ -58,7 +58,6 @@ mod utils {
  /// The first byte in the byte slice is interpreted as its
  /// most significant byte.
  pub fn bytes_add_byte_inplace(bytes: &mut [u8], byte: u8) {
  - println!("bytes_add_byte_inplace({:?}, {:?})", bytes, byte);
  assert!(bytes.len() > 0);
  match bytes.len() {
  1 => {
  @@ -84,7 +83,6 @@ mod utils {
  let rhs_bytes = u32_to_bytes(rhs);
  let n = lhs.len();
  for (i, &rhs_byte) in rhs_bytes.iter().rev().enumerate() {
  - println!("i = {}", i);
  let lhs_head = &mut lhs[..(n - i)];
  bytes_add_byte_inplace(lhs_head, rhs_byte);
  }
  