[FIX]tracker: avoid created invalid url (was occuring in trackerlist with showlinks=y on a 'l' field to a main 'u' field
[FIX]tracker: avoid created invalid url (was occuring in trackerlist with showlinks=y on a 'l' field to a main 'u' field

git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@15297 b456876b-0849-0410-b77d-98878d47e9d5

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