Revert "Wordpress oubli de Wp_Lang"

This reverts commit 90c874c32f1ad6f3839e89c59e5b9919db685245.
Revert "Wordpress 3.8.1 Français"

This reverts commit 09a9c65cf468207d1255fa09d69fee64bb1647d8.
Wordpress 3.8.1 Français