chore(deps): update cz-conventional-changelog

Author: dustinspecker

package.json

@@ -32,7 +32,7 @@
     "babel-preset-es2015": "^6.0.12",
     "babel-register": "^6.3.13",
     "coveralls": "^2.11.2",
-    "cz-conventional-changelog": "^1.1.5",
+    "cz-conventional-changelog": "^2.0.0",
     "eslint": "^2.9.0",
     "eslint-find-rules": "^1.1.0",
     "eslint-plugin-ava": "^4.2.0",