1. Incorporating reveal.js files, including the Software Carpentry style file built for us by Alex Perala.
2. Updating `slides/pitch.html` to use those files.
3. Creating `misc/blank-slides.html` as a starting point for other slide decks.
Modifying Makefile to rebuild site when slides have changed
Starting to draft introduction to course
Merge branch 'master' into creating-slides-for-lessons
Adding introductory slide deck for the course as a whole
Merge branch 'master' into creating-slides-for-lessons
Starting to rewrite intro slides
Updating introductory slides
Fixing the CSS for slides
Adding a final slide to the intro
Changing the layout to include the date/time and website
Tidying up slides
Minor editing
Putting more into the intro slides
Introducing the Unix shell lessons
A bit more work on the shell slides
Merge pull request #510 from gvwilson/creating-slides-for-lessons

Creating slides to introduce lessons