Fix download column

Fix download column

Add submission archives

Add RU/EN versions of leaderboard. Extend datasets description

Update metrics naming and Total Score calculation

Update luzitania and ruaime score aggregation

Update board

Fix space reloading

Fix leaderboard view and results saving

Fix last submit view

Fix main board

Update leaderboard

Add zip submission flow and unify pass@1 and Exact match metrics.

Add MERA Reason leaderboard with four benchmarks and datasets tab.

Duplicate from gradio-templates/leaderboard