Ian Hawke

Mostly clear. Some are in code comments, mostly in text. This PR may conflict with https://github.com/albi3ro/M4/pull/13 as I wasn't careful about the checkpoint files.

Linux terminal / bash tutorial

1

The current material assumes that the lecturer knows what the terminal is for. It may be worth linking to a simple tutorial (http://swcarpentry.github.io/shell-novice/ ?) for those that don't.

In https://github.com/barbagroup/essential_skills_RRC/blob/master/docs/resources.md it suggests ShareLaTeX: they've now merged with overleaf.com