VIVO-1437 Add pull request template (vivo-project#61)

* Add pull request template

Resolves: https://jira.duraspace.org/browse/VIVO-1437

Author: gneissone

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,34 @@
+**Thank you for submitting a pull request! Title this pull request with a brief description of what the pull request fixes/improves/changes. Please describe the pull request in detail using the template below.**
+* * *
+
+**[JIRA Issue](https://jira.duraspace.org/projects/VIVO)**: (please link to issue)
+
+* Other Relevant Links (Mailing list discussion, related pull requests, etc.)
+
+# What does this pull request do?
+A brief description of what the intended result of the PR will be and/or what problem it solves.
+
+# What's new?
+An in-depth description of the changes made by this PR. Technical details and possible side effects. Include screenshots if appropriate.
+
+Example:
+* Changes x feature to such that y
+* Added x
+* Removed y
+
+# How should this be tested?
+A description of what steps someone could take to:
+* Reproduce the problem you are fixing (if applicable)
+* Test that the pull request does what is intended.
+
+# Additional Notes:
+Any additional information that you think would be helpful when reviewing this PR.
+
+Example:
+* Does this change require documentation to be updated? 
+* Does this change add any new dependencies? 
+* Does this change require any other modifications to be made to the repository? 
+* Could this change impact execution of existing code?
+
+# Interested parties
+Tag (@ mention) interested parties or, if unsure, @VIVO-project/vivo-committers