391 Notification refactorings (#441)

* Refactor notifications to allow easier plugins

* Notification refactoring

* Formatting

* Move news to NewsService; cleanup of events

* More refactoring; added send email out for news item and the template

* Formatting

* Formatting

tests/AwardsTest.php

@@ -34,7 +34,7 @@ class AwardsTest extends TestCase
     {
         // Create one award that's given out with one flight
         $award = factory(App\Models\Award::class)->create([
-            'ref_model'        => App\Awards\PilotFlightAwards::class,
+            'ref_model'        => Modules\Awards\Awards\PilotFlightAwards::class,
             'ref_model_params' => 1,
         ]);