Add Contact Object

- Add Profile Object
- Add User Model
- Add use statements

src/Worker/OnePoll.php

@@ -7,6 +7,7 @@ namespace Friendica\Worker;
 use Friendica\Core\Config;
 use Friendica\Core\PConfig;
 use Friendica\Database\DBM;
+use Friendica\Object\Contact;
 use Friendica\Protocol\PortableContact;
 use dba;