chore(): add issue template (#1525)

👍

Author: jgw96

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,29 @@
+**Note: for support questions, please use one of these channels:**
+
+https://forum.ionicframework.com/
+http://ionicworldwide.herokuapp.com/
+
+**Note: for build related issues you can open up an issue on the ionic-app-scripts repo**
+
+https://github.com/driftyco/ionic-app-scripts
+
+
+#### Short description of the problem:
+
+
+#### What behavior are you expecting?
+
+
+**Steps to reproduce:**
+1.
+2.
+3.
+
+```
+insert any relevant code between the above and below backticks
+```
+
+**Post the output of `ionic info` below please**
+
+
+**Other information:** (e.g. stacktraces, related issues, suggestions how to fix, stackoverflow links, forum links, etc)