Update tqdm to 4.42.0

[pyup-bot]

This PR updates tqdm from 4.41.1 to 4.42.0.

Changelog

4.42.0

- `notebook`: update `disable=None` behaviour (880)
- `tqdm.keras`: support `tensorflow.keras` as well as `keras` (885)
- add `contrib` (882)
+ `tenumerate` (840 <- 480, 402)
+ `tzip` <= `zip`
+ `tmap` <= `map`
+ add `concurrent` module
 * `thread_map` <= `concurrent.futures.ThreadPoolExecutor.map`
 * `process_map` <= `concurrent.futures.ProcessPoolExecutor.map`
+ add `itertools` module (225) stub
 * `product`
- add & update tests
- add & update documentation
+ [README](https://github.com/tqdm/tqdmtqdm)
+ [examples/](https://github.com/tqdm/tqdm/tree/master/examples)
- update CI framework

Links

• PyPI: https://pypi.org/project/tqdm
• Changelog: https://pyup.io/changelogs/tqdm/
• Repo: https://github.com/tqdm/tqdm

[coveralls]

Coverage remained the same at 95.166% when pulling b37462a on pyup-update-tqdm-4.41.1-to-4.42.0 into dbe024b on master.

[pyup-bot]

Closing this in favor of #95