Small docs update

src/lib.rs

@@ -1,4 +1,4 @@
-//! This library isn't meant to be published, but used internally by our binary crate `main.rs`.
+//! This library is just meant to supply needs for the `ouch` binary crate.
 
 #![warn(missing_docs)]
 

src/utils/mod.rs

@@ -1,4 +1,7 @@
 //! Random and miscellaneous utils used in ouch.
+//!
+//! In here we have the logic for custom formatting, some file and directory utils, and user
+//! stdin interaction helpers.
 
 pub mod colors;
 mod formatting;