Initial commit
Building boilerplate
Adding slides. Configuring lessons.
Adding presentations and slides
Adding more courses
Clean out old stuff
1.5.1 upgrade
Merge branch 'GCB-1.5.1'
Setting up courses after upgrade
Adding slides and data from the 1.2.0 branch
Changing app name
Adding missing images
Setting up some introduction slides
Updating forum and announcement urls
Fixing license
Committing changes