Fix up docs

src/prefix_argument/argument_trait.rs

@@ -1,6 +1,6 @@
-//! Trait implemented for all types usable as prefix command parameters. This file also includes
-//! the auto-deref specialization emulation code to e.g. support more strings for bool parameters
-//! instead of the `FromStr` ones
+//! Trait implemented for all types usable as prefix command parameters.
+//!
+//! Many of these implementations defer to [`serenity::ArgumentConvert`].
 
 use super::{pop_string, InvalidBool, MissingAttachment, TooFewArguments};
 use crate::serenity_prelude as serenity;

src/slash_argument/slash_trait.rs

@@ -1,4 +1,4 @@
-//! Traits for slash command parameters and a macro to wrap the auto-deref specialization hack
+//! Traits for slash command parameters.
 
 use super::SlashArgError;
 use std::convert::TryInto as _;