Adds manage_events, upcoming_events, and event_invitations views, controller actions in EventSuggestion controller and Routes file.
Merge branch 'master' into shehryar
Adds create, host, upcoming and invitations links to navbar to associated views.
Adds content to hosting, upcoming, and invitation views in the form of button groups.
Adds final required data to hosting, invitations, and upcoming views. All works correctly now.
Resolves merge conflicts.