fix(package): update broccoli-funnel to version 3.0.3

Closes #227

Author: greenkeeper[bot]

package.json

@@ -60,7 +60,7 @@
     "qunit-dom": "^0.8.0"
   },
   "dependencies": {
-    "broccoli-funnel": "^2.0.1",
+    "broccoli-funnel": "^3.0.3",
     "broccoli-merge-trees": "^3.0.1",
     "ember-auto-import": "^1.2.15",
     "ember-cli-babel": "^7.1.2",