profile improvements, aliases feature

src/app/services/i18n.service.ts

@@ -67,6 +67,7 @@ export class I18nService {
     }
 
     getInternal(key, args: string[], from): string {
+        key += '';
         if(!from) {
             return key;
         } else if(from[key]) {

src/app/services/useralias.service.ts

@@ -0,0 +1,30 @@
+import {Injectable} from '@angular/core';
+import {HttpClient} from '@angular/common/http';
+
+import {environment} from '../../environments/environment';
+
+@Injectable({
+    providedIn: 'root',
+})
+export class UserAliasService {
+
+    constructor(private http: HttpClient) {
+    }
+
+    get() {
+        return this.http.get(environment.apiUrl + "/users/aliases");
+    }
+
+    create(alias) {
+        return this.http.post(environment.apiUrl + "/users/aliases", alias);
+    }
+
+    update(alias) {
+        return this.http.patch(environment.apiUrl + "/users/aliases", alias);
+    }
+
+    delete(id) {
+        return this.http.delete(environment.apiUrl + "/users/aliases/" + id);
+    }
+
+}