[analysis-scripts] remove obsolete variables and update doc

See merge request frama-c/frama-c!4636

Fix opam nightly CI

See merge request frama-c/frama-c!4634

Feature/dome/clusters

See merge request frama-c/frama-c!4633

[Ivette] In the sidebar, sorts globals (variables and types) by name.

Closes #1415

See merge request frama-c/frama-c!4632

Context as a communication mechanism from domains to values

See merge request frama-c/frama-c!4500

Retroactively updates the Changelog for Eva and Ivette

See merge request frama-c/frama-c!4625

[Eva] Updates user manual with the new garbled mix origin Misaligned writes.

See merge request frama-c/frama-c!4630

Adds comments to context in abstract_domains.

Removes NoContext from domain_builder.
Removes Context argument from other Complete_* functors: they all build
a unit context.

In backward_binop, avoids using left/right for the left/right modules and for
the lelt/right arguments at the same time.

In most functions, restores symmetry by using let+/and+ bindings instead of
let*/let+ bindings.

To be consistent with evaluation.ml.

It is only used in Queries.