Shouldn't Digest.result_str call output_bytes instead of repeating the code ?

[Mr-Dispatch]

https://github.com/DaGenix/rust-crypto/blob/cc1a5fde1ce957bd1a8a2e30169443cdb4780111/src/digest.rs#L77

Sorry if it is too nit-picky, I just used the rust-analyzer "Go to Definition" and noticed.