[NAE-2085] Refactor User

- fixes/changes after merging with the newest version

Author: camperko

projects/netgrif-components-core/src/lib/task/services/delegate-task.service.ts

@@ -77,8 +77,8 @@ export class DelegateTaskService extends TaskHandlingService {
             {
                 roles: Object.keys(this._safeTask.roles).filter(role =>
                     this._safeTask.roles[role]['assign'] !== undefined && this._safeTask.roles[role]['assign']),
-                value: !this._safeTask.user ? undefined : new UserValue(
-                    this._safeTask.user.id, this._safeTask.user.realmId, this._safeTask.user.firstName, this._safeTask.user.lastName, this._safeTask.user.username
+                value: !this._safeTask.userId ? undefined : new UserValue(
+                    this._safeTask.userId,  '', '', '', ''
                 ),
                 negativeRoles: Object.keys(this._safeTask.roles).filter(role =>
                     this._safeTask.roles[role]['assign'] !== undefined && !this._safeTask.roles[role]['assign'])