Whitespace cleanup in libraries/
diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php
index 80633c7..666327d 100644
--- a/system/libraries/Zip.php
+++ b/system/libraries/Zip.php
@@ -289,7 +289,7 @@
 
 		while (FALSE !== ($file = readdir($fp)))
 		{
-			if(substr($file, 0, 1) == '.')
+			if (substr($file, 0, 1) == '.')
 			{
 				continue;
 			}