* updating configuring doc * Adding some content changes * pre-built -> predefined to match vscode * reorganizing * moving guides around, rewriting about * adding reference folder * fixing brooken links * clarifying and simplifying about doc * removing limitations * Apply suggestions from code review Co-authored-by: Allison Weins <3174849+2percentsilk@users.noreply.github.com> Co-authored-by: Sarita Iyer <66540150+saritai@users.noreply.github.com> Co-authored-by: Allison Weins <3174849+2percentsilk@users.noreply.github.com> Co-authored-by: Sarita Iyer <66540150+saritai@users.noreply.github.com>