Update issue templates

Author: DanielFillol

.github/ISSUE_TEMPLATE/pull_request_template.md

@@ -0,0 +1,13 @@
+---
+name: PULL_REQUEST_TEMPLATE
+about: Template for pull request
+title: issue title
+labels: bug, documentation, duplicate, enhancement
+assignees: DanielFillol
+
+---
+
+## What feature this implements?
+
+
+## Why this was necessary?