Challenge Overview
Flow of the app:
1) Admin user log in to the web interface
2) Chooses to upload a file containing a list of domain users (comma-delimited), or just to paste the text directly in to a text area
3) Admin user clicks on ���Start Audit���, and submits the list specified on Step #2 to be queued for calendar extraction
4) For each {user,calendar} pair, the app should retrieve all events associated to the calendar and create an .ics file
5) The admin user sees, as they become available, each {user,calendar} pair, hyperlinked to the calendar.ics files that was generated