Changelog:

1) Added Turkish character conversion

2) Corrected use of strpos in two files
catalog/includes/modules/ultimate_seo_urls5/Usu_Articles.php
catalog/includes/modules/ultimate_seo_urls5/Usu_Categories.php

3) Corrected the RewriteRules in upgrade.html for the Links Manager II contribution

4) Added Swedish character conversion

5) Fixed buy now button and split page results incorrect links.

On some servers basename($_SERVER['PHP_SELF'] does not return the expected filename,
code in application_top.php has been changed to force use of the correct $_SERVER['SCRIPT_NAME'].

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