Modify doc/source/whatsnew7
- [ ] tests added / passed
- [ ] passes `black pandas`
- [ ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] modify files in doc/source/whatsnew 'v0.25.0.rst' 'v0.25.1.rst' 'v0.25.2.rst' 'v0.25.3.rst' 'v1.0.0.rst' 'v1.0.1.rst' 'v1.0.2.rst' 'v1.0.3.rst' 'v1.0.4.rst' 'v1.05.rst' 'v1.1.0.rst'
/azp run <samp>
Azure Pipelines successfully started running 1 pipeline(s).<br>

</samp> LGTM; only ambiguous one is IO vs I/O thanks @cleconte987 