fix: package.json to reduce vulnerabilities
fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/npm:ms:20170412
- https://snyk.io/vuln/npm:ms:20170412

Latest report for eloquence/lib.reviews:
https://snyk.io/test/github/eloquence/lib.reviews
eloquence/lib.reviews,eloquence/lib.reviews,eloquence/lib.reviews