antlr/.github/ISSUE_TEMPLATE.md

 Before submitting an issue to ANTLR, please check off these boxes:
 
- [ ] I am not submitting a question on how to use ANTLR; instead, go to [antlr4-discussion google group](https://groups.google.com/forum/#!forum/antlr-discussion) or ask at [stackoverflow](http://stackoverflow.com/questions/tagged/antlr4)
- [ ] I have done a search of the existing issues to make sure I'm not sending in a duplicate

### Expected behavior

### Actual behavior

### Steps to reproduce the behavior
add github templates 2016-11-23 05:14:45 +08:00			`Before submitting an issue to ANTLR, please check off these boxes:`

tweak templates 2016-11-23 05:19:13 +08:00			`- [ ] I am not submitting a question on how to use ANTLR; instead, go to [antlr4-discussion google group](https://groups.google.com/forum/#!forum/antlr-discussion) or ask at [stackoverflow](http://stackoverflow.com/questions/tagged/antlr4)`
			`- [ ] I have done a search of the existing issues to make sure I'm not sending in a duplicate`
add github templates 2016-11-23 05:14:45 +08:00
			`### Expected behavior`

			`### Actual behavior`

tweak templates 2016-11-23 05:19:13 +08:00			`### Steps to reproduce the behavior`