v0.4.1

• Better parallelization: parallel and mono data are scheduled at once (previously it was one after the other)
• mtdata cache added. Improves concurrency by supporting multiple recipes
• Added WMT general test 2022 and 2023
• Added news commentary 18.1. news crawl 2023
• mtdata-bcp47 : -p/--pipe to map codes from stdin -> stdout
• mtdata-bcp47 : --script {suppress-default,suppress-all,express}
• Uses pigz to read and write gzip files by default when pigz is in PATH. export USE_PIGZ=0 to disable