Clean up the libraries
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 0493d5a..ba732ee 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -55,14 +55,14 @@
* @var string
*/
protected $_cache_path = NULL;
-
+
/**
* Reference to the driver
*
* @var mixed
*/
protected $_adapter = 'dummy';
-
+
/**
* Fallback driver
*
diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index ec41952..f0eb8bd 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -45,6 +45,8 @@
/**
* Initialize file-based cache
+ *
+ * @return void
*/
public function __construct()
{
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 813df4b..1df149c 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -77,7 +77,7 @@
* @param string unique identifier
* @param mixed data being cached
* @param int time to live
- * @return bool true on success, false on failure
+ * @return bool true on success, false on failure
*/
public function save($id, $data, $ttl = 60)
{
@@ -99,7 +99,7 @@
* Delete from Cache
*
* @param mixed key to be deleted.
- * @return bool true on success, false on failure
+ * @return bool true on success, false on failure
*/
public function delete($id)
{