added but report template

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,22 @@
+---
+name: Bug report
+about: issue template
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug and how to reproduce it**
+additionally paste relevant lines from db table  `aowow_errors`
+or your browsers console here.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**System:**
+ - OS: [e.g. Win10]
+ - PHP version:
+ - revision used:
+ - Browser (in case of JavaScript / display errors):
+ - AzerothCore: yes/no