added LocalData class to handle local file structure
added tests and data
remove getCourses function
added getSemester to LocalData
remove getSemesters function
add test data
working on alternate mocks
getLinks working
replaced getLinks with data.getLinks
properly getting pages from links
Added calendar module
added getHandinsList with test + data
Removed stale reference to flatpages
clean up
added getfile method
Calendar now tested uding mocks :-)
sitebuilder now using updated HandinsCalendar
Added getCourseIcs
added getsemesterics
now using new handin ics generation