chore(package): update nodemon to version 1.12.1

Closes #20

Author: greenkeeper[bot]

package.json

@@ -54,7 +54,7 @@
     "loopback-component-explorer": "4.2.0",
     "loopback-component-fixtures": "1.1.0",
     "mocha": "3.4.2",
-    "nodemon": "1.9.2",
+    "nodemon": "1.12.1",
     "nyc": "11.0.2",
     "semantic-release": "6.3.6",
     "serve-favicon": "2.4.3",