whitespace fixes
a minor re-ordering of the changelog
diff --git a/system/libraries/Validation.php b/system/libraries/Validation.php
index cae1a3f..b42d0e0 100644
--- a/system/libraries/Validation.php
+++ b/system/libraries/Validation.php
@@ -640,17 +640,17 @@
 	 */

 	function is_natural_no_zero($str)

 	{   

-    	if ( ! preg_match( '/^[0-9]+$/', $str))

-    	{

-    		return FALSE;

-    	}

-    	

-    	if ($str == 0)

-    	{

-    		return FALSE;

-    	}

-    

-   		return TRUE;

+		if ( ! preg_match( '/^[0-9]+$/', $str))

+		{

+			return FALSE;

+		}

+	

+		if ($str == 0)

+		{

+			return FALSE;

+		}

+

+		return TRUE;

 	}

 

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