[FIX] search results: fix a _very_ annoying 'white / empty page' bug that occured when trying to display search results in certain cases (with phplayers ?) + add a test to avoid other bugs of this kind when using preg_replace_callback on an empty string.
[FIX] search results: fix a _very_ annoying 'white / empty page' bug that occured when trying to display search results in certain cases (with phplayers ?) + add a test to avoid other bugs of this kind when using preg_replace_callback on an empty string.


git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@8510 b456876b-0849-0410-b77d-98878d47e9d5

oregional/tiki,tikiorg/tiki,changi67/tiki,changi67/tiki,oregional/tiki,tikiorg/tiki,changi67/tiki,oregional/tiki,changi67/tiki,changi67/tiki,tikiorg/tiki,tikiorg/tiki,oregional/tiki