message: add web3 as peer dependency
diff: "fs-extra": "^4.0.2",
  "glob": "^7.1.2"
  },
  + "peerDependencies": {
  + "web3": "0.20.x"
  + },
  "scripts": {
  "build": "rm -rf ./dist && tsc -p ./tsconfig.production.json",
  "postbuild": "chmod +x ./dist/cli.js",
  