feat(toaster): update toaster to latest version (6.0.0) (#1722)

Author: denStrigo

package-lock.json

@@ -47,7 +47,7 @@
     "@swimlane/ngx-charts": "7.0.1",
     "angular-tree-component": "7.2.0",
     "angular2-chartjs": "0.4.1",
-    "angular2-toaster": "4.0.1",
+    "angular2-toaster": "6.0.0",
     "bootstrap": "4.0.0",
     "chart.js": "2.7.1",
     "ckeditor": "4.7.3",

package.json

@@ -11,7 +11,7 @@ import { ComponentsRoutingModule, routedComponents } from './components-routing.
     ThemeModule,
     ComponentsRoutingModule,
     TreeModule,
-    ToasterModule,
+    ToasterModule.forRoot(),
   ],
   declarations: [
     ...routedComponents,