Provision software to Ysul

Summary:
This change installs the same userland environment than on Eglide,
and provides for local additions.

Ref T1268
Ref T1273

This change also hunted the following tasks to saltize them:

• Node/React: ref T430, T431, T432
• Media: ref T440, T456
• Tools: ref T453
• Fixes T1119

Test Plan: salt-call state.apply roles/devserver/userland-software

Reviewers: dereckson

Reviewed By: dereckson

Subscribers: FRWPKumkum, xcombelle

Maniphest Tasks: T1268, T1273, T432, T431, T430, T1119, T456, T453, T440

Differential Revision: https://devcentral.nasqueron.org/D1070