------------------
**Improvements**
- FINALLY! Add json parameter for uploads!
([\2258](https://github.com/psf/requests/pull/2258))
- Support for bytestring URLs on Python 3.x
([\2238](https://github.com/psf/requests/pull/2238))
**Bugfixes**
- Avoid getting stuck in a loop
([\2244](https://github.com/psf/requests/pull/2244))
- Multiple calls to iter\* fail with unhelpful error.
([\2240](https://github.com/psf/requests/issues/2240),
[\2241](https://github.com/psf/requests/issues/2241))
**Documentation**
- Correct redirection introduction
([\2245](https://github.com/psf/requests/pull/2245/))
- Added example of how to send multiple files in one request.
([\2227](https://github.com/psf/requests/pull/2227/))
- Clarify how to pass a custom set of CAs
([\2248](https://github.com/psf/requests/pull/2248/))