Merge pull request #113 from aleksator/patch-1

Fix a typo: lifed -> lifted

Author: Centril

src/rust-2018/error-handling-and-panics/the-question-mark-operator-for-easier-error-handling.md

@@ -117,4 +117,4 @@ You can use `?` with `Result<T, E>`s, but also with `Option<T>`. In that
 case, `?` will return a value for `Some(T)` and return `None` for `None`. One
 current restriction is that you cannot use `?` for both in the same function,
 as the return type needs to match the type you use `?` on. In the future,
-this restriction will be lifed.
+this restriction will be lifted.