[ref]whole: split crate documents in 2 new crates: block-doc & user-docs

.gitlab-ci.yml

Cargo.lock

Cargo.toml

doc/fr/developpeurs/installer-son-environnement-de-dev.md

doc/fr/developpeurs/tests-auto.md

lib/core/conf/Cargo.toml

lib/core/message/Cargo.toml

lib/core/message/src/events.rs

lib/core/message/src/responses.rs

lib/core/module/Cargo.toml

lib/core/network/Cargo.toml

lib/core/network/events.rs

lib/core/network/requests.rs

lib/dubp/block-doc/Cargo.toml

lib/dubp/block-doc/README.md

lib/dubp/block-doc/src/block.rs

lib/dubp/block-doc/src/block/v10.rs

lib/dubp/block-doc/src/lib.rs

lib/dubp/block-doc/src/parser.rs

lib/dubp/user-docs/Cargo.toml