Update Documentation Guide

Description

The Documentation Guide still cites the "make html" way of building the documentation.
This is correct for ES and FR pages, but EN pages are now built with "ant user"

The building systems should be aligned and the documentation should be updated.

Environment

None

Assignee

Unassigned

Reporter

Gnafu

Triage

None

Fix versions

None

Affects versions

Components

Priority

Medium
Configure