chore(package): update browserify to version 16.2.1

Closes #15

Author: greenkeeper[bot]

package.json

@@ -32,7 +32,7 @@
   },
   "devDependencies": {
     "@satazor/eslint-config": "^3.0.0",
-    "browserify": "^14.0.0",
+    "browserify": "^16.2.1",
     "chai": "^4.0.0",
     "coveralls": "^2.11.6",
     "eslint": "^3.0.0",