Create Pull Request Template

PULL_REQUEST_TEMPLATE.md

+<!-- tensorflow pull request template -->
+
+##### Pull Request Checklist
+<!-- Before sending your pull requests, make sure you followed this list and tick all items -->
+- [ ] Read [contributing guideline](CONTRIBUTING.md).
+- [ ] Read [code of conduct](CODE_OF_CONDUCT.md).
+- [ ] Fill [Contributor License Agreement (CLA)](https://cla.developers.google.com/).
+- [ ] Check if my changes are consistent with the [guidelines](https://github.com/tensorflow/tensorflow/blob/master/CONTRIBUTING.md#general-guidelines-and-philosophy-for-contribution).
+- [ ] Changes are consistent with the [Coding Style](https://github.com/tensorflow/tensorflow/blob/master/CONTRIBUTING.md#c-coding-style)
+- [ ] Run [Unit Tests](https://github.com/tensorflow/tensorflow/blob/master/CONTRIBUTING.md#running-unit-tests).
+
+##### Issue Fix
+<!-- Does this pull request fix any issue ? -->
+- [ ] Yes
+- [ ] No
+
+Fixed issue:
+
+##### Description
+<!-- Detailed description of what you've done -->

pull_request_template.md

-