Most pages were using the pattern '/doc/templates/[...]', but some were
using the pattern '/doc/template/[...]', which was confusing. This
commit unifies on the former.
Those are redundant, and yaml parser strips them in fact. By removing
them, loading and saving yaml file without any change indeed produce the
same output. This is useful for prepare_for_translation.py script (which
adds lang and ref tags) - to produce only change that indeed was made.
- Convert "Common Tasks" to "How-to Guides"
(QubesOS/qubes-issues#6694)
- Make title capitalization consistent across docs
- Fix leftover h1 headings
- Reorganize various pages and topics
- Update permalinks to better match titles
- Create redirects for changed permalinks
- Miscellaneous cleanup
QubesOS/qubes-issues#6701
