triple underscore thematic break

[diesire]

Prerequisites

• [x] Put an X between the brackets on this line if you have done all of the following:
  • Reproduced the problem in Safe Mode: http://flight-manual.atom.io/hacking-atom/sections/debugging/#using-safe-mode
  • Followed all applicable steps in the debugging guide: http://flight-manual.atom.io/hacking-atom/sections/debugging/
  • Checked the FAQs on the message board for common solutions: https://discuss.atom.io/c/faq
  • Checked that your issue isn't already filed: https://github.com/issues?utf8=✓&q=is%3Aissue+user%3Aatom
  • Checked that there is not already an Atom package that provides the described functionality: https://atom.io/packages

Description

Lines with just 3 o more underscores ___ should be scoped as comment.hr.gfm like *** or --- This is coherent with markdown preview and Github behaviour

Steps to Reproduce

Expected behavior: value: "___", scopes: ["source.gfm", "comment.hr.gfm"]

Actual behavior: value: "___", scopes: ["source.gfm"]

Reproduces how often: 100%

Versions

Windows7 x64, atom v1.16.0-beta0, apm v1.16.1

Additional Information