Add pull request template.

Stephanie Bodoff · Stephanie Bodoff · commit e74af1151485 · 2017-12-15T09:16:18.000-08:00
diff --git a/pull_request_template b/pull_request_template
@@ -0,0 +1,13 @@
+## Description
+<!-- Link to JIRA issue -->
+
+## Urgency
+- [ ] Blocker <!-- Ping @sascala, @stbof, or @pavisandhu for review -->
+- [ ] High
+- [ ] Medium
+
+## Requirements
+- Test all commands and procedures.
+- Add [redirects](https://github.com/mesosphere/dcos-docs-site/wiki/Redirects).
+- Change all affected versions (e.g. 1.7, 1.8, 1.9, 1.10, 1.11).
+- See the [contribution guidelines](https://github.com/mesosphere/dcos-docs-site/wiki/Contributing).
