bd681fee7a Help: Add guides for user interaction
6185265800 Utilities/Sphinx: Index guide-level documents for cross-referencing
b1b7d01172 Utilities/Sphinx: Index document types only by top level directory
Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Mateusz Łoskot <mateusz@loskot.net>
Acked-by: Daan De Meyer <daan.j.demeyer@gmail.com>
Merge-request: !4097