Update lodash version to resolve npm audit vulnerability

Author: cbonaco1

package-lock.json

@@ -32,7 +32,7 @@
   "dependencies": {
     "bluebird": "3.5.3",
     "chokidar": "2.1.1",
-    "lodash": "4.17.11",
+    "lodash": "4.17.12",
     "yargs": "12.0.5"
   },
   "devDependencies": {