[develop]: Add userInfoUrl variable in user management service.

services/user-management.service.ts

@@ -35,7 +35,11 @@ export class UserManagementService {
       this.routerSubscription.unsubscribe();
     }
   }
-  
+
+  public static userInfoUrl(index = 0): string {
+    return (isArray(properties.loginServiceURL)?properties.loginServiceURL[index]:properties.loginServiceURL) + UserManagementService.USERINFO;
+  }
+
   public get user(): User {
     return this.getUserInfoSubject.getValue();
   }
@@ -45,8 +49,7 @@ export class UserManagementService {
   }
 
   public getUserInfoAt(index = 0): Observable<User> {
-    return this.http.get<User>((isArray(properties.loginServiceURL)?properties.loginServiceURL[index]:properties.loginServiceURL) +
-        UserManagementService.USERINFO, CustomOptions.registryOptions()).pipe(map(userInfo => {
+    return this.http.get<User>(UserManagementService.userInfoUrl(index), CustomOptions.registryOptions()).pipe(map(userInfo => {
       return new User(userInfo);
     }))
   }