fix(package): update @angular/router to version 5.2.2

Closes #121

Author: greenkeeper[bot]

package.json

@@ -20,7 +20,7 @@
     "@angular/http": "^4.1.3",
     "@angular/platform-browser": "^4.1.3",
     "@angular/platform-browser-dynamic": "^4.1.3",
-    "@angular/router": "^4.1.3",
+    "@angular/router": "^5.2.2",
     "angular-in-memory-web-api": "^0.3.2",
     "core-js": "^2.4.1",
     "foundation-sites": "^6.3.1",