add ISSUE_TEMPLATE

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,28 @@
+<!--
+Thanks for using pyspider!
+
+如果你需要使用中文提问，请将问题提交到 https://segmentfault.com/t/pyspider
+-->
+
+* pyspider version:
+* Operating system:
+* Start up command:
+
+### Expected behavior
+
+<!-- What do you think should happen? -->
+
+### Actual behavior
+
+<!-- What actually happens? -->
+
+### How to reproduce
+
+<!-- 
+
+The best chance of getting help is providing enough information that can be reproduce the issue you have.
+
+If it's related to API or extraction behavior, please paste the script of your project.
+If it's related to scheduling of whole project, please paste the screenshot of queue status on the top in dashboard.
+
+-->