Adding question issue template (#309)

Author: teivah

.github/ISSUE_TEMPLATE/other.md

@@ -1,10 +1,8 @@
 ---
 name: Other
-about: Neither a bug report nor a feature request.
+about: Neither a bug report, a question, nor a feature request.
 title: ''
 labels: ''
 assignees: teivah
 
 ---
-
-

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,8 @@
+---
+name: Question
+about: Ask a question about RxGo.
+title: ''
+labels: question
+assignees: teivah
+
+---