Update dependencies to latest versions.

Author: Robert Jackson

package.json

@@ -33,16 +33,16 @@
     "najax": "^1.0.2",
     "rsvp": "^3.0.16",
     "simple-dom": "^1.0.0",
-    "source-map-support": "^0.4.0"
+    "source-map-support": "^0.4.18"
   },
   "devDependencies": {
     "chai": "^4.1.0",
     "chai-as-promised": "^7.1.1",
-    "express": "^4.13.3",
+    "express": "^4.15.4",
     "fs-promise": "^2.0.3",
     "mocha": "^3.4.2",
     "mocha-jshint": "^2.3.1",
-    "rimraf": "^2.5.4",
+    "rimraf": "^2.6.2",
     "temp": "^0.8.3"
   }
 }