WP CLI download+install configuration

wp-cli.yml

path: wordpress
url: http://project.l

core download:
  locale: fr_FR

core config:
  dbuser: project
  dbpass: project
  dbname: project
  dbprefix: pj_
  dbhost: localhost

core install:
  title: MyProject
  description: MyProject
  admin_user: project_admin
  admin_password: ###projectpassword###
  admin_email: [email protected]

wp_core_download_config_install.sh

# This command has three functions: 
# (1) Downloads last version of WordPress
# (2) Creates a config file based on the wp-cli.yml file
# (3) Installs WordPress

wp core download && wp core config && wp core install

wp_plugin_install_defaults.sh

# This command has two functions: 

# (1) Installs and activates the following plugins:
# abt-relative-urls 
# add-custom-post-types-archive-to-nav-menus
# hide-update-reminder
# underconstruction
# better-wp-security
# backwpup

# (2) Installs the following plugins:
# gravity-forms-placeholders
# disqus-comment-system
# regenerate-thumbnails
# widget-classes
# custom-post-widget
# jetpack
# w3-total-cache
# wordpress-seo

wp plugin install abt-relative-urls add-custom-post-types-archive-to-nav-menus hide-update-reminder underconstruction better-wp-security backwpup --activate && wp plugin install gravity-forms-placeholders disqus-comment-system regenerate-thumbnails widget-classes custom-post-widget jetpack w3-total-cache wordpress-seo && wp plugin update --all

Why run wp plugin update --all after having just downloaded them?

Sorry I am very late;)
I think I did that because the installed plugins might be cached, and wp plugin update --all could force to download the latest version.