Here are links to my public dropbox for the files we used in the tutorials
Step 1
http://dl.dropbox.com/u/34189153/step1.xml
Step 2
http://dl.dropbox.com/u/34189153/Step2.xml
Step 3
http://dl.dropbox.com/u/34189153/step3.xml
Context Info
http://dl.dropbox.com/u/34189153/context.xml