feat(frontend): update ngrx effects to 2.0.2

Author: kucharzyk

package.json

@@ -22,7 +22,7 @@
     "@angular/platform-browser-dynamic": "2.4.10",
     "@angular/router": "3.4.10",
     "@ngrx/core": "1.2.0",
-    "@ngrx/effects": "2.0.1",
+    "@ngrx/effects": "2.0.2",
     "@ngrx/router-store": "1.2.5",
     "@ngrx/store": "2.2.1",
     "@ngrx/store-devtools": "3.2.3",