Meta/issue template: Put checklist to check

.github/ISSUE_TEMPLATE.md

@@ -7,20 +7,25 @@ them.
 
 If you've never done so, please read the
 [guide to reporting issues](https://github.com/selectize/selectize.js/wiki/Reporting-issues-guide)
-in the Wiki to help us better understand your issue. Here's the gist:
+in the Wiki to help us better understand your issue.
 
-* Search for if your issue has already been submitted
-* Make sure you're reporting something precise that needs to be fixed
-* Give your issue a descriptive and concise title
-* Create a *minimal* working example
-* Indicate the steps to reproduce and result
-* Use proper formatting, especially for code
-* Help it be solved by finding the cause and proposing fixes
+Place an `x` in the checklist steps (`[ ]` becomes `[x]`) to demonstrate
+you have done/verified all the steps you needed to do.
 
 Thank you for reading this! You can now erase everything up to the
 following dashes, and then complete what's after.
 
 ---
+I did:
+
+* [ ] Search for if your issue has already been submitted
+* [ ] Make sure you're reporting something precise that needs to be fixed
+* [ ] Give your issue a descriptive and concise title
+* [ ] Create a *minimal* working example on JsFiddle or Codepen
+	(or gave a link to a demo on the Selectize docs)
+* [ ] Indicate the numbered steps to reproduce and result, like
+	below
+* [ ] Use proper formatting, especially for code
 
 [replace me with a short description of issue]