Add PR template

Signed-off-by: nstarman <[email protected]>

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,23 @@
+## Description
+<!-- Provide a general description of what your pull request does.
+Complete the following sentence and add relevant details as you see fit.
+In addition please ensure that the pull request title is descriptive
+and allows maintainers to infer the applicable subpackage(s). -->
+
+This pull request is to address ...
+
+<!-- If the pull request closes any open issues you can add this.
+If you replace <Issue Number> with a number, GitHub will automatically link it.
+If this pull request is unrelated to any issues, please remove
+the following line. -->
+
+Fixes #<Issue Number>
+
+
+## PR Checklist
+
+- [ ] Give a detailed description of the PR above.
+- [ ] Document changes in the `CHANGES.rst` file. See existing changelog for examples.
+- [ ] Add tests, if applicable, to ensure code coverage never decreases.
+- [ ] Make sure the docs are up to date, if applicable, particularly the docstrings and RST files in `docs` folder.
+- [ ] Ensure linear history by rebasing, when requested by the maintainer.