swcarpentry/bc — pull request #506 by gvwilson (2014-05-22 00:18:56+00:00)
Title: Adding helper field to home page template.

This PR addresses #505:

1. Adding `helper` field to header (like `instructor` field).
2. Updating `README.md` to explain what it's for.
3. Updating index page validator to check `helper` field.