Update release checklist.md
Update release checklist.md
twigjs/twig.js,justjohn/twig.js,justjohn/twig.js,dave-irvine/twig.js,twigjs/twig.js,justjohn/twig.js,twigjs/twig.js,dave-irvine/twig.js,dave-irvine/twig.js