chore(package): update husky to version 4.2.0

Closes #29

Author: greenkeeper[bot]

package.json

@@ -31,7 +31,7 @@
     "eslint": "^3.12.2",
     "eslint-config-fullstack": "^3.0.0",
     "eslint-plugin-react": "^7.0.0",
-    "husky": "^0.13.0",
+    "husky": "^4.2.0",
     "jsdoc": "^3.4.3",
     "mocha": "^3.0.0",
     "promises-aplus-tests": "2.x"