Add feature request template

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -0,0 +1,18 @@
+---
+name: Feature request creation disabled
+about: Make a clear demand for improve ClassQuizz 💪
+
+---
+
+**Describe the bug**
+A clear and concise description of the new feature you propose.
+
+
+**Screenshots**
+If applicable, add screenshots to help explain your feature.
+
+**Additional context**
+Add any other context about the problem here.
+
+Thanks for contributing to Decidim!
+