WP-CLI community package of Polylang commands
https://github.com/diggy/polylang-cli/issues?q=is%3Aclosed+milestone%3Av1.0.0-prealpha.5
https://github.com/diggy/polylang-cli/milestone/4?closed=1
requires WP-CLI 1.3.0 or higher
https://github.com/diggy/polylang-cli/milestone/3?closed=1
https://github.com/diggy/polylang-cli/milestone/2?closed=1
https://github.com/diggy/polylang-cli/issues?q=is%3Aclosed+milestone%3Av1.0.0-prealpha.1