http://cpfaff.github.io/archive.html
http://cpfaff.github.io/pages.html
http://cpfaff.github.io/sitemap.txt
http://cpfaff.github.io/index.html
http://cpfaff.github.io/categories.html
http://cpfaff.github.io/tags.html
http://cpfaff.github.io/rss.xml
http://cpfaff.github.io/atom.xml

http://cpfaff.github.io/paper/2013/10/15/rbefdata
http://cpfaff.github.io/lessons/2011/12/29/jekyll-introduction