Bump version to 1.6.3

Author: c9s

package.ini

@@ -3,7 +3,7 @@ name           = Onion
 summary        = A Simple PHP Packager Builder.
 desc           = "Onion, The fast approch to make packages for PHP. Onion is
         able to generate a PEAR-compatible package.xml file from a very simple config file."
-version        = 1.6.2
+version        = 1.6.3
 stability      = stable
 
 ; homepage       = http://php-onion.org   ; optional