Fix check_env.py link.
Output check_env.py to the website.
Agenda cleanup.
website.publish.sh works better with fresh repository.
Link to MoPad, formatting.
Put processing before revision control.

So we have something to commit.
Add introduction on VM and Vagrant.
Update ComputationalEnvironment.md
Data acquisittion show images.
Improvements to website/publish.sh.
Simplified the DataSharing procedure.

Streamlined the process, and improved the instructions, to make sure that the
exercise can be done in less than 20 minutes.