Fully functional Downloads and Courses (including Pivot)
Small corrections
Checking for network availability

CoursePivotItem control moved to a new directory: Controls
Online/Offline application mode
New sketches of the app
Added screenshots
Deleted
Commit by TJ completed
Now it's completed
No, now it's completed :D
Screenshots for presentation
Merge branch 'Chris' of https://github.com/TomekJurkowski/ZPP-wazniak4ever into Chris
Change of master branch - 'Downloads' issue