Auto merge of #30566 - salty-horse:doc_typo, r=apasel422

Small typo. vectors -> vector.
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bors 2015-12-27 01:00:53 +00:00
commit 2ced149925

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@ -263,7 +263,7 @@ for i in &v {
}
```
This prints out one through three. As we iterate through the vectors, were
This prints out one through three. As we iterate through the vector, were
only given references to the elements. And `v` is itself borrowed as immutable,
which means we cant change it while were iterating: