highlight that socks:// prefix is equal to socks5://

src/lib.rs

@@ -126,7 +126,7 @@
 //! * `charset` enables interpreting the charset part of the Content-Type header
 //!    (e.g.  `Content-Type: text/plain; charset=iso-8859-1`). Without this, the
 //!    library defaults to Rust's built in `utf-8`.
-//! * `socks-proxy` enables proxy config using the `socks4://`, `socks4a://`, `socks5://` and `socks://` prefix.
+//! * `socks-proxy` enables proxy config using the `socks4://`, `socks4a://`, `socks5://` and `socks://` (equal to `socks5://`) prefix.
 //!
 //! # Plain requests
 //!