Add issue template

Author: revig

.gitlab/issue_templates/ISSUE_TEMPLATE.md

@@ -0,0 +1,25 @@
+### Summary
+
+<!-- Meaningful description of the issue -->
+
+**Expected result:** [What you expect to happen]
+
+**Observed result:** [What actually happens]
+
+### Recipe to Reproduce
+
+1.  [First Step]
+2.  [Second Step]
+3.  [and so on...]
+
+### Versions
+
+**LiveCode version:**  
+
+### Additional Information
+
+<!--
+
+Please provide any additional information that might be necessary to reproduce the issue.
+
+-->