Merge pull request #312 from singularity-energy/ben/template

Add pull request template

.github/pull_request_template.md

@@ -0,0 +1,28 @@
+### Purpose
+What is the larger goal of this change?
+
+### What the code is doing
+How is the purpose executed?
+
+### Testing
+How did you test this change (unit/functional testing, manual testing, etc.)?
+
+### Where to look
+* It's helpful to clarify where your new code lives if you moved files around or there could be confusion/
+
+* What files are most important?
+
+### Usage Example/Visuals
+How the code can be used and/or images of any graphs, tables or other visuals (not always applicable).
+
+### Review estimate
+How long will it take for reviewers and observers to understand this code change?
+
+### Future work
+What issues were identified that are not being addressed in this PR but should be addressed in future work?
+
+### Checklist
+- [ ] Update the documentation to reflect changes made in this PR
+- [ ] Format all updated python files using `black`
+- [ ] Clear outputs from all notebooks modified
+- [ ] Add docstrings and type hints to any new functions created