Gamification: view all time top contributors

## Is your enhancement request related to a problem? Please describe

current users page


It only shows top contributor of the week. There should be users with the highest reputation

A tribute to them for their contributions to the site.

## Describe the solution you'd like

A clear and concise description of what you want to happen.

## Describe alternatives you've considered

A clear and concise description of any alternative solutions or features you've considered.

The issue points to the current users page and its weekly top-contributor view; start there and trace the data source and rendering entry points. Done means the page can show users with the highest all-time reputation while retaining the existing weekly contributor view.

Written by the indexing model from the issue text.