Add issue template

.github/ISSUE_TEMPLATE/lutris-bug-report.md

@@ -0,0 +1,44 @@
+---
+name: Lutris bug report
+about: Create a report to help us narrow down your issue.
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+
+A clear and concise description of what the bug is.
+
+This repository isn't for reporting game bugs or game related issues. Feel free to contact us on [Discord](https://discordapp.com/invite/Pnt5CuY), the [Forums](https://forums.lutris.net), or the IRC channel #lutris on freenode.org for that. We'll try and help as best we can.
+
+IRC channel #lutris on freenode.org
+
+**Expected behavior**
+
+Please describe the behavior you are expecting.
+
+**Current behavior**
+
+What is the current behavior?
+
+**Steps to reproduce**
+
+- 
+-
+-
+
+**Lutris debugging output**
+
+The terminal output of `lutris -d`.
+
+Using the debug option reveals possible backtraces or missing libraries. This can help us track down your issue.
+
+**System information**
+
+The .json file created by typing `lutris --submit-issue` in a terminal.
+
+**Screenshots**
+
+If applicable, add screenshots to help explain your problem.