Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe The Problem**
+A clear and concise description of what the bug is.
+
+**Expected Error / Traceback**
+```
+Please provide the error traceback here
+```
+
+**To Reproduce**
+Please provide how you run the dashboard
+
+**OS Information:**
+ - OS: [e.g. Ubuntu 18.02]
+ - Python Version: [e.g v3.7]
+
+**Sample of your `.conf` file**
+```
+Please provide a sample of your configuration file that you are having problem with. You can replace your public key and private key to ABCD...
+```