Merge pull request devMEremenko#28 from devMEremenko/devMEremenko-patch-1

Create pull_request_template.md

Author: devMEremenko

pull_request_template.md

@@ -0,0 +1,9 @@
+## Checklist
+
+* [ ] I performed [all steps](https://github.com/devMEremenko/XcodeBenchmark#before-each-test) to correctly run XcodeBenchmark.
+* [ ] I attached a screenshot with a compilation time and other fields, [example](img/contribution-example.png).
+* [ ] I confirm that `Time` column is still sorted in the [Score](https://github.com/devMEremenko/XcodeBenchmark#score) section.
+* [ ] I am added to the end of the [Contributors](https://github.com/devMEremenko/XcodeBenchmark#contributors) list.
+* [ ] The content in cells is centered. You can use [this tool](https://www.tablesgenerator.com/markdown_tables) to edit a table.
+    - File -> Paste table data
+    - Select all cells -> Right click -> Text align -> Center