Update issue templates

Author: Peter Izsak

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

@@ -0,0 +1,16 @@
+---
+name: Feature request/improvement
+about: Suggest an idea for this project or an improvement to an existing feature
+title: 'improvement: [short improvement/feature topic]'
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a model or library usage/experience? Please describe.**
+
+**Describe why the feature addition/improvement should be added.**
+
+**Describe the solution you'd like**
+
+**Additional context**

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,10 @@
+---
+name: Question
+about: template for asking questions regarding models or library usage
+title: 'question: [question topic]'
+labels: question
+assignees: ''
+
+---
+
+<!-- a question regarding models or library usage -->