Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,34 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+Give clear and concise description of the bug.
+
+**What happens when you follow README.md’s TROUBLESHOOTING steps?**
+_DO NOT_ omit this, or your issue may be closed without comment!
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+Describe, clearly and concisely, what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Environment(s):**
+ - OS: [e.g. iOS]
+ - JS engine [e.g., Chrome, Firefox, node.js, …]
+
+**Additional context**
+Add any other context about the problem here.