~[ ] Added tests to cover all new or modified code.~
~[ ] Clearly documented all new API functions with PEP257 and numpydoc compliant docstrings.~
~[ ] Added new API functions to docs/api.rst.~
~[ ] Non-API functions clearly documented with docstrings or comments as necessary.~
[x] Adds description and name entries in the appropriate "what's new" file
in docs/whatsnew
for all changes. Includes link to the GitHub Issue with :issue:`num`
or this Pull Request with :pull:`num`. Includes contributor name
and/or GitHub username (link with :ghuser:`user`).
[x] Pull request is nearly complete and ready for detailed review.
[x] Maintainer: Appropriate GitHub Labels and Milestone are assigned to the Pull Request and linked Issue.
docs/api.rst.~docs/whatsnewfor all changes. Includes link to the GitHub Issue with:issue:`num`or this Pull Request with:pull:`num`. Includes contributor name and/or GitHub username (link with:ghuser:`user`).