- Remove [`time.sleep`](https://docs.python.org/3/library/time.htmltime.sleep)
as a means of avoiding Twitter's rate-limiting in favour of [python-twitter](https://python-twitter.readthedocs.io/en/latest/rate_limits.html)'s
`sleep_on_rate_limit` ([0trenixjetix](https://github.com/0trenixjetix))
- Add `--since` option to delete tweets since a specific date [\80](https://github.com/koenrh/delete-tweets/pull/80)
([cyb3rsalih](https://github.com/cyb3rsalih))
- Remove support for Python 2.7 [\66](https://github.com/koenrh/delete-tweets/pull/66)