(#141) Added checkboxes for vm/container/host-system to bug and question template.

Author: svettwer

.github/ISSUE_TEMPLATE/bug.md

@@ -7,6 +7,11 @@ about: Create a bug report to help us enhance our images
 
 **Short overview**
 
+**Issue occurs on**
+- [ ] Virtual machine
+- [ ] Docker container
+- [ ] Dev/Host system
+
 **Detailed error description**
 
 **Steps to reproduce error**

.github/ISSUE_TEMPLATE/question.md

@@ -5,4 +5,10 @@ about: File a request to resolve open questions
 
 **Short summary**
 
+**Desired execution environment / tested on**
+- [ ] Virtual machine
+- [ ] Docker container
+- [ ] Dev/Host system
+
+
 **Detailed question**