Merge pull request #132 from GeertVL/patch-1

attach instead of attatch typo

src/ch06-01-enums.md

@@ -80,7 +80,7 @@ let loopback = IpAddr::V6(String::from("::1"));
 
 We can attach data to each variant of the enum directly. No need for an extra
 struct. But beyond that, this approach is better than using a struct alongside
-our enum because we can attatch different kinds of data to each variant.
+our enum because we can attach different kinds of data to each variant.
 Imagine that instead of a `String`, we would prefer to store a `V4` as its four
 individual components, while leaving the `V6` variant as a `String`. With our
 struct, we’d be stuck. But enums deal with this case with ease: