fix(package): update source-map-support to version 0.5.0

Author: greenkeeper[bot]

package.json

@@ -33,7 +33,7 @@
     "najax": "^1.0.2",
     "rsvp": "^4.7.0",
     "simple-dom": "^1.0.0",
-    "source-map-support": "^0.4.18"
+    "source-map-support": "^0.5.0"
   },
   "devDependencies": {
     "chai": "^4.1.0",