Add Contact Object

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

mod/hovercard.php

@@ -13,6 +13,7 @@ use Friendica\Core\Config;
 use Friendica\Model\GlobalContact;
 
 require_once "include/Contact.php";
+use Friendica\Object\Contact;
 
 function hovercard_init(App $a) {
 	// Just for testing purposes