Removed participants column from School superadmin view when no contest is selected. It was causing Reverse for 'participants_participant_changelist' not found. error.
Note: In some contests when trying to navigate into participants change list it is expected to get 403 response
Fixes #207
Removed participants column from School superadmin view when no contest is selected. It was causing
Reverse for 'participants_participant_changelist' not found.error.Note: In some contests when trying to navigate into participants change list it is expected to get 403 response