Fixed enqueuing issue

Signed-off-by: Gregory PLANCHAT <g.planchat@gmail.com>

includes/application/code/community/Legacies/Empire/Model/Game/Abstract.php

@@ -0,0 +1,36 @@
+<?php
+
+abstract class Legacies_Empire_Model_Game_Abstract
+    extends Legacies_Core_Model
+    implements Iterator, Countable
+{
+    public function count()
+    {
+        return count($this->_data);
+    }
+
+    public function current()
+    {
+        return current($this->_data);
+    }
+
+    public function next()
+    {
+        return next($this->_data);
+    }
+
+    public function key()
+    {
+        return key($this->_data);
+    }
+
+    public function valid()
+    {
+        return $this->current() !== false;
+    }
+
+    public function rewind()
+    {
+        reset($this->_data);
+    }
+}