whitespace fixes
a minor re-ordering of the changelog
diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 9907ade..9fad08c 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -69,10 +69,10 @@
 		$this->CI->load->helper('string');

 

 		// Do we need encryption? If so, load the encryption class

-		if ($this->sess_encrypt_cookie == TRUE)	

+		if ($this->sess_encrypt_cookie == TRUE)

 		{

 			$this->CI->load->library('encrypt');

-		}		

+		}

 

 		// Are we using a database?  If so, load it

 		if ($this->sess_use_database === TRUE AND $this->sess_table_name != '')

@@ -106,10 +106,10 @@
 		}

 		

 		// Delete 'old' flashdata (from last request)

-       	$this->_flashdata_sweep();

-        

-        // Mark all new flashdata as old (data will be deleted before next request)

-       	$this->_flashdata_mark();

+	   	$this->_flashdata_sweep();

+		

+		// Mark all new flashdata as old (data will be deleted before next request)

+	   	$this->_flashdata_mark();

 

 		// Delete expired sessions if necessary

 		$this->_sess_gc();

@@ -361,7 +361,7 @@
 		// Turn it into a hash

 		$new_sessid = md5(uniqid($new_sessid, TRUE));

 		

-        // Update the session data in the session data array

+		// Update the session data in the session data array

 		$this->userdata['session_id'] = $new_sessid;

 		$this->userdata['last_activity'] = $this->now;

 		

@@ -427,7 +427,7 @@
 	 */	

 	function all_userdata()

 	{

-        return ( ! isset($this->userdata)) ? FALSE : $this->userdata;

+		return ( ! isset($this->userdata)) ? FALSE : $this->userdata;

 	}

 	

 	// --------------------------------------------------------------------

@@ -484,9 +484,9 @@
 		$this->sess_write();

 	}

 	

-    // ------------------------------------------------------------------------

+	// ------------------------------------------------------------------------

 

-    /**

+	/**

 	 * Add or change flashdata, only available

 	 * until the next request

 	 *

@@ -495,46 +495,46 @@
 	 * @param	string

 	 * @return	void

 	 */

-    function set_flashdata($newdata = array(), $newval = '')

-    {

-        if (is_string($newdata))

-        {

-            $newdata = array($newdata => $newval);

-        }

-        

-        if (count($newdata) > 0)

-        {

-            foreach ($newdata as $key => $val)

-            {

-                $flashdata_key = $this->flashdata_key.':new:'.$key;

-                $this->set_userdata($flashdata_key, $val);

-            }

-        }

-    } 

+	function set_flashdata($newdata = array(), $newval = '')

+	{

+		if (is_string($newdata))

+		{

+			$newdata = array($newdata => $newval);

+		}

+		

+		if (count($newdata) > 0)

+		{

+			foreach ($newdata as $key => $val)

+			{

+				$flashdata_key = $this->flashdata_key.':new:'.$key;

+				$this->set_userdata($flashdata_key, $val);

+			}

+		}

+	} 

 	

-    // ------------------------------------------------------------------------

+	// ------------------------------------------------------------------------

 

-    /**

-     * Keeps existing flashdata available to next request.

+	/**

+	 * Keeps existing flashdata available to next request.

 	 *

 	 * @access	public

 	 * @param	string

 	 * @return	void

-     */

-    function keep_flashdata($key)

-    {

+	 */

+	function keep_flashdata($key)

+	{

 		// 'old' flashdata gets removed.  Here we mark all 

 		// flashdata as 'new' to preserve it from _flashdata_sweep()

 		// Note the function will return FALSE if the $key 

 		// provided cannot be found

-        $old_flashdata_key = $this->flashdata_key.':old:'.$key;

-        $value = $this->userdata($old_flashdata_key);

+		$old_flashdata_key = $this->flashdata_key.':old:'.$key;

+		$value = $this->userdata($old_flashdata_key);

 

-        $new_flashdata_key = $this->flashdata_key.':new:'.$key;

-        $this->set_userdata($new_flashdata_key, $value);

-    }

+		$new_flashdata_key = $this->flashdata_key.':new:'.$key;

+		$this->set_userdata($new_flashdata_key, $value);

+	}

 	

-    // ------------------------------------------------------------------------

+	// ------------------------------------------------------------------------

 

 	/**

 	 * Fetch a specific flashdata item from the session array

@@ -543,57 +543,57 @@
 	 * @param	string

 	 * @return	string

 	 */	

-    function flashdata($key)

-    {

-        $flashdata_key = $this->flashdata_key.':old:'.$key;

-        return $this->userdata($flashdata_key);

-    }

+	function flashdata($key)

+	{

+		$flashdata_key = $this->flashdata_key.':old:'.$key;

+		return $this->userdata($flashdata_key);

+	}

 

-    // ------------------------------------------------------------------------

+	// ------------------------------------------------------------------------

 

-    /**

-     * Identifies flashdata as 'old' for removal

+	/**

+	 * Identifies flashdata as 'old' for removal

 	 * when _flashdata_sweep() runs.

 	 *

 	 * @access	private

 	 * @return	void

-     */

-    function _flashdata_mark()

-    {

+	 */

+	function _flashdata_mark()

+	{

 		$userdata = $this->all_userdata();

-        foreach ($userdata as $name => $value)

-        {

-            $parts = explode(':new:', $name);

-            if (is_array($parts) && count($parts) === 2)

-            {

-                $new_name = $this->flashdata_key.':old:'.$parts[1];

-                $this->set_userdata($new_name, $value);

-                $this->unset_userdata($name);

-            }

-        }

-    }

+		foreach ($userdata as $name => $value)

+		{

+			$parts = explode(':new:', $name);

+			if (is_array($parts) && count($parts) === 2)

+			{

+				$new_name = $this->flashdata_key.':old:'.$parts[1];

+				$this->set_userdata($new_name, $value);

+				$this->unset_userdata($name);

+			}

+		}

+	}

 

-    // ------------------------------------------------------------------------

+	// ------------------------------------------------------------------------

 

-    /**

-     * Removes all flashdata marked as 'old'

+	/**

+	 * Removes all flashdata marked as 'old'

 	 *

 	 * @access	private

 	 * @return	void

-     */

+	 */

 

-    function _flashdata_sweep()

-    {

+	function _flashdata_sweep()

+	{

 		$userdata = $this->all_userdata();

-        foreach ($userdata as $key => $value)

-        {

-            if (strpos($key, ':old:'))

-            {

-                $this->unset_userdata($key);

-            }

-        }

+		foreach ($userdata as $key => $value)

+		{

+			if (strpos($key, ':old:'))

+			{

+				$this->unset_userdata($key);

+			}

+		}

 

-    }

+	}

 

 	// --------------------------------------------------------------------