corrections and clarifications on help page for field Variables

- correction of "Chapter by Numbering" name
- add indications of when certain options appear for different options.
- add "DDE Statement" (and embed explanation from "Section")
- move warning to more appropriate place
- <h1>, <h2>, <h3>, <warning>
- add <section>  and <variable> in Cross-references help page
so they can be embedded for Name"into Variables page.
- add <section> in Section help page about DDE to embed in
Variables.
- remove unnecessary spaces

Change-Id: Ibbaa2d2beb482ee95d10d5e632d41603a7e152ae
Reviewed-on: https://gerrit.libreoffice.org/c/help/+/90041
Tested-by: Jenkins
Reviewed-by: Seth Chaiklin <sdc.blanco@youmail.dk>

0 files changed, 0 insertions, 0 deletions