Adds issue templates

Adds issue templates for:
- Bug reports
- Feature requests
- Questions
- Feedback

.github/ISSUE_TEMPLATE/feature-request---.md

@@ -0,0 +1,17 @@
+---
+name: "Feature Request \U0001F984"
+about: Suggest an idea for future development of Dashy
+title: "[FEATURE_REQUEST]"
+labels: "\U0001F984 Feature Request"
+assignees: Lissy93
+
+---
+
+**Is your feature request related to a problem? If so, please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen. 
+
+**Priority**:
+Low: Nice to have / Medium: Would be useful / High: The app does not function without it