message: Updated to fix dependency issues
diff: "bs58": "^4.0.0",
  "dhttp": "^2.4.2",
  "minimaldata": "^1.0.2",
  - "mocha": "^3.1.0",
  - "nyc": "^10.2.0",
  + "mocha": "^5.2.0",
  + "nyc": "^13.0.1",
  "proxyquire": "^1.4.0",
  "sinon": "^1.12.2",
  "standard": "^9.0.2"
  