French: change translation for "Last seen on" from "Dernièrement vu le" to "Vu pour la dernière fois le" ("Dernièrement vu le" doesn't sound good to me)
French: change translation for "Last seen on" from "Dernièrement vu le" to "Vu pour la dernière fois le" ("Dernièrement vu le" doesn't sound good to me)

git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@31801 b456876b-0849-0410-b77d-98878d47e9d5

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