Update dependencies to enable Greenkeeper 🌴 (website-scraper#232)

* chore(package): update dependencies * docs(readme): add Greenkeeper badge * Remove badge

Author: greenkeeper[bot]

package.json

@@ -41,19 +41,19 @@
  "he": "^1.1.0",
  "lodash": "^4.11.1",
  "normalize-url": "^1.5.3",
- "p-queue": "^1.1.0",
+ "p-queue": "^2.1.0",
  "request": "^2.81.0",
  "srcset": "^1.0.0"
  },
  "devDependencies": {
- "codeclimate-test-reporter": "^0.4.0",
+ "codeclimate-test-reporter": "^0.5.0",
  "coveralls": "^2.11.8",
  "eslint": "^4.1.0",
  "istanbul": "^0.4.0",
  "mocha": "^3.0.2",
  "nock": "^9.0.2",
  "proxyquire": "^1.7.3",
- "should": "^11.1.0",
+ "should": "^12.0.0",
  "sinon": "^3.0.0"
  },
  "files": [