one less extern crate

Author: skull-squadron

README.md

@@ -28,8 +28,7 @@ wrap your `enum` declaration inside the `enum_from_primitive!` macro.
 
 ```rust
 #[macro_use] extern crate enum_primitive;
-extern crate num_traits;
-use num_traits::FromPrimitive;
+use enum_primitive::num_traits::FromPrimitive;
 
 enum_from_primitive! {
 #[derive(Debug, PartialEq)]

src/lib.rs

@@ -31,9 +31,9 @@
 //! # Example
 //!
 //! ```
-//! #[macro_use] extern crate enum_primitive;
-//! extern crate num_traits;
-//! use num_traits::FromPrimitive;
+//! #[macro_use]
+//! extern crate enum_primitive;
+//! use enum_primitive::num_traits::FromPrimitive;
 //!
 //! enum_from_primitive! {
 //! #[derive(Debug, PartialEq)]