Fix for gauge issue

npm/gauge#123

Author: stevenvachon

package.json

@@ -32,6 +32,7 @@
     "longest": "^2.0.1",
     "matcher": "^4.0.0",
     "node-notifier": "^9.0.0",
+    "object-assign": "^4.1.1",
     "optionator": "~0.9.1",
     "parse-srcset": "^1.0.2",
     "parse5": "^6.0.1",