Add Package.json for NPM Install#7

sghoweri wants to merge 6 commits intopattern-lab:masterpattern-lab/styleguidekit-twig-default:masterfrom

drupal-pattern-lab:feature/add-package.json--PLdrupal-pattern-lab/styleguidekit-twig-default:feature/add-package.json--PLCopy head branch name to clipboard