Merge pull request #424 from wp-cli/fix/423-themejson

Merge pull request #413 from wp-cli/update-phpunit-config

Merge pull request #408 from ramonjd/add/description-field-to-theme-json

Merge pull request #389 from wp-cli/fix/make-php-skip-empty

Merge pull request #389 from wp-cli/fix/make-php-skip-empty

Merge pull request #379 from wp-cli/fix/php-format

Merge pull request #373 from sdnunca/feature/i18n-command-add-destina…

…tion-file-support

Merge pull request #367 from wp-cli/fix/wpcs-3.0-issues

Merge pull request #360 from wp-cli/ci-fix-phpunit

Add `composer phpcbf` (#354)