kennytm dd2ec6a099
Rollup merge of #49607 - cuviper:stable-iter-1.27, r=alexcrichton
Stabilize iterator methods in 1.27

- Closes #39480, feature  `iter_rfind`
  - `DoubleEndedIterator::rfind`
- Closes #44705, feature `iter_rfold`
  - `DoubleEndedIterator::rfold`
- Closes #45594, feature `iterator_try_fold`
  - `Iterator::try_fold`
  - `Iterator::try_for_each`
  - `DoubleEndedIterator::try_rfold`
2018-04-04 11:07:24 +02:00
..
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