Add github issue template

.github/issue_template.md

@@ -0,0 +1,32 @@
+<!--
+This system is for bugs and feature requests. If you have general questions please contact pharmcat@pharmgkb.org
+-->
+
+* **Do you want to request a *feature* or report a *bug*?**
+
+
+
+* **What is the current behavior?**
+
+
+
+* **If the current behavior is a bug, please provide the steps to reproduce and, if possible, your example input data** via a [Gist](https://gist.github.com) or similar.
+
+
+
+* **What is the expected behavior?**
+
+
+
+* **What is the motivation / use case for changing the behavior?**
+
+
+
+* **Please tell us about your environment:**
+
+  - PharmCAT Version: ???
+  - JDK Version: [ JDK8 | OpenJDK | etc ]
+  - Environment: [ Windows | macOS | Linux distro | etc ]
+
+
+* **Other information** (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. stackoverflow, gitter, etc)