Clarified expectations about submitting bug reports.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,5 +1,5 @@
 ---
-name: Bug report
+name: Bug report / **DO NOT SUBMIT QUESTIONS HERE!**
 about: Create a report to help us improve
 title: ''
 labels: ''
@@ -10,6 +10,12 @@ assignees: ''
 <!---
 ###########################################################################
 
+**BEWARE!**
+
+If you completely disregard this guidance, and submit random question as issue
+(bug report), the issue will be deleted. If you submit the same issue after
+deletion, you'll be blocked.
+
 **IMPORTANT: READ FIRST!**
 
 Issue tracker is **ONLY** used for reporting bugs.