As a user I can view past events that I have scheduled so that I can reflect on my activities, track my progress, and retrieve important information when needed.
Acceptance Criteria
[ ] When I am on the events page, then I have the option to view any past events
[ ] When I click on the 'past events' tab, then I can view a list of all my past events
[ ] When an event has passed, then they are moved into this tab
[ ] When I click on a past event, then I am still able to view it's details
Acceptance Criteria
Epic: #11