Update www/typolight package to 2.6.3.

Version 2.6.3 (2008-12-13)
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- Added insert tag "env::page_id" (#276)
- Added option to use insert tags in the listing module (#276)
- Added option to show hidden pages in the quick navigation module (#280)
- Added field names to the back end form preview (#227)
- Hardened Input class to recognize even more malicious code
- Improved insert tag "image" to support the "rel" attribute (#298)
- Improved file manager to rename copied files if they exist in the target directory (#273)
- Declared all private methods protected so they can be overwritten (#310)
- Fixed issue with safe mode hack messing up the owner of new files
- Fixed issue with naming conflict in listing and memberlist module (#297)
- Fixed issue with calendar feeds not linking to external pages (#283)
- Fixed issue with custom menus with hidden pages not showing class "last" (#259)
- Fixed issue with TinyMCE hyperlink popup not loading for regular users (#274)
- Fixed issue with style sheet categories not being duplicated (#236)
- Fixed issue with regular users not being able to edit multiple content elements (#272)
- Fixed issue with regular users not being able to cut/copy news and events (#294)
- Fixed a few minor bugs

(taca)