Add a default issue template

.gitignore

@@ -42,3 +42,6 @@ release/
 
 # Save files
 *.save
+
+# Gitlab configuration
+!.gitlab
\ No newline at end of file

.gitlab/issue_templates/Default.md

+## Expected behaviour
+
+`What you believe the game should do`
+
+## Actual behaviour
+
+`What the game actually did`
+
+`Optionally post errors and other resources here to supplement the issue`
+
+## To reproduce the issue
+
+`Clear steps to reproduce the issue with`
+
+`Optionally an exported save file`
+
+## Version
+
+`Replace with the current version`