Deploy labs.nasqueron.org content

Summary:
The https://labs.nasqueron.org web site is composed from several repositories
available as submodules in the staging repository.

A new pillar entry 'web_labs' contain the full list.

Test Plan: tree /var/wwwroot/nasqueron.org/labs

Reviewers: dereckson

Reviewed By: dereckson

Differential Revision: https://devcentral.nasqueron.org/D1347