chore(package): update nodemon to version 2.0.4

Closes #68

Author: greenkeeper[bot]

package.json

@@ -76,7 +76,7 @@
     "ghooks": "^1.3.2",
     "hihat": "^2.6.4",
     "in-publish": "^2.0.0",
-    "nodemon": "^1.10.2",
+    "nodemon": "^2.0.4",
     "nsp": "^2.6.1",
     "prop-types": "^15.5.8",
     "react": "^15.5.4",