Remove dead code (#930)

* Remove last remnants of old analytics code

src/app/settings/domain-rules.component.ts

@@ -4,7 +4,6 @@ import {
 } from '@angular/core';
 
 import { ToasterService } from 'angular2-toaster';
-import { Angulartics2 } from 'angulartics2';
 
 import { ApiService } from 'jslib/abstractions/api.service';
 import { I18nService } from 'jslib/abstractions/i18n.service';
@@ -22,7 +21,7 @@ export class DomainRulesComponent implements OnInit {
     formPromise: Promise<any>;
 
     constructor(private apiService: ApiService, private i18nService: I18nService,
-        private analytics: Angulartics2, private toasterService: ToasterService) { }
+        private toasterService: ToasterService) { }
 
     async ngOnInit() {
         const response = await this.apiService.getSettingsDomains();
@@ -74,7 +73,6 @@ export class DomainRulesComponent implements OnInit {
         try {
             this.formPromise = this.apiService.putSettingsDomains(request);
             await this.formPromise;
-            this.analytics.eventTrack.next({ action: 'Saved Equivalent Domains' });
             this.toasterService.popAsync('success', null, this.i18nService.t('domainsUpdated'));
         } catch { }
     }