Clean up the libraries
diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
index ce4683f..0a88e69 100644
--- a/system/libraries/Migration.php
+++ b/system/libraries/Migration.php
@@ -45,28 +45,28 @@
 	 * @var bool
 	 */
 	protected $_migration_enabled = FALSE;
-	
+
 	/**
 	 * Path to migration classes
 	 *
 	 * @var string
 	 */
 	protected $_migration_path = NULL;
-	
+
 	/**
 	 * Current migration version
 	 *
 	 * @var mixed
 	 */
 	protected $_migration_version = 0;
-	
+
 	/**
 	 * Database table with migration info
 	 *
 	 * @var string
 	 */
 	protected $_migration_table = 'migrations';
-	
+
 	/**
 	 * Whether to automatically run migrations
 	 *
@@ -85,6 +85,7 @@
 	 * Initialize Migration Class
 	 *
 	 * @param	array
+	 * @return	void
 	 */
 	public function __construct($config = array())
 	{
@@ -96,7 +97,7 @@
 
 		foreach ($config as $key => $val)
 		{
-			$this->{'_' . $key} = $val;
+			$this->{'_'.$key} = $val;
 		}
 
 		log_message('debug', 'Migrations class initialized');
@@ -340,7 +341,6 @@
 		}
 
 		sort($files);
-
 		return $files;
 	}
 
@@ -384,6 +384,7 @@
 	{
 		return get_instance()->$var;
 	}
+
 }
 
 /* End of file Migration.php */