Update intermediate_archive.md

See merge request !1147

Fix number of GPUs available in Capella and Barnard

See merge request !1143

Fix broken gaussian simulation launch script

See merge request !1124

Correct Table of Contents

Closes #595

See merge request !1141

update q&a session links

See merge request !1139

Review documentation w.r.t. filesystems and hardware

Closes #579

See merge request !1134

- This is the(!) entry page for Data Life Cycle Managment, not
  filesystems in details
- Remove desc. of filesystem properties from this page; Is available in
  filesystem page

- Remove ssd filesystem

updated visualization.md (issue #545)

See merge request !1015

- It is working again 

- Fix links; linkt to dataport nodes

- Initially, I just wanted to replace taurusexport command
- It ended up with a review of the Mathematica stuff

- Start filling the Power9 page
- Change links within documentation to point to hardware overview
  section

- Architecture and hardware is well documented on hardware overview page
- Documentation of Slurm, Workspaces and Filesystems are not special to
  Barnard; thus, users should read the corresponding pages
- Currently, we do not have a special topic that needs to covered on a
  separate Barnard page
- Reduce complexity of documentation
- Fix links; Link to subsection "Barnard" in hardware overview page

Refactor script check-links

See merge request !1129