Add driver for PEAR2_Cache_Lite, use this as the default driver.

src/PEAR2/Templates/Savant/Turbo/CacheInterface/CacheLite.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace PEAR2\Templates\Savant\Turbo\CacheInterface;
+
+use PEAR2\Templates\Savant\Turbo\CacheInterface;
+use PEAR2\Templates\Savant\Turbo;
+
+class CacheLite implements CacheInterface
+{
+    /**
+     * Cache_Lite object
+     * 
+     * @var Cache_Lite
+     */
+    protected $cache;
+
+    public $options = array('lifeTime'=>3600);
+
+    public $group;
+
+    /**
+     * Constructor
+     */
+    function __construct($options = array())
+    {
+        $this->options = $options + $this->options;
+        $this->cache = new \PEAR2\Cache\Lite\Main($this->options);
+    }
+
+    /**
+     * Get an item stored in the cache
+     * 
+     * @see CacheInterface#get()
+     */
+    function get($key)
+    {
+        return $this->cache->get($key, $this->group);
+    }
+
+    /**
+     * Save an element to the cache
+     * 
+     * @see CacheInterface#save()
+     */
+    function save($data, $key)
+    {
+        return $this->cache->save($data, $key, $this->group);
+    }
+}