Starting a blog post on Philip Fowler's summary
Blog post about Philip Fowler's follow-up
1. Adding target to Makefile to run xmllint on generated pages (filtering out complaints about entities).
2. Fixing sources of complaints.
Merge pull request #260 from gvwilson/fixing-html-errors

Fixing validity errors in HTML pages.
Merge pull request #259 from gvwilson/blog-oxford-one-year-on

Blog post about Oxford bootcamp, one year later
Updating README file to reflect current build process
Eliminating legacy cruft from Makefile
Fixing bibliography regeneration
Merge pull request #262 from gvwilson/updating-readme

Updating readme
For #125: telling people how to get a badge.