modifié :         doc/book/src/intro.md

Merge pull request 'add support for using domain name in configuration' (#46) from trinity-1686a/garage:bind-domain into master

Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/46

And warn instead of failling when a domain can't be resolved

Merge pull request 'add support for caching headers' (#49) from trinity-1686a/garage:cache-headers into master

Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/49

Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/50

maybe absolute path break caching, who knows

Merge pull request 'Add a `mdbook` documentation to present garage and help user on-boarding' (#45) from feature/mdbook into master

Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/45