Merge pull request #224 from github/slide-yaml-cleanup
authorMatthew McCullough <matthew@github.com>
Mon, 28 Oct 2013 19:09:15 +0000 (12:09 -0700)
committerMatthew McCullough <matthew@github.com>
Mon, 28 Oct 2013 19:09:15 +0000 (12:09 -0700)
Remove "categories" unused YAML


Trivial merge