[Sonata] Self-initialization of news timestamps
[Sonata] Self-initialization of news timestamps

News object is now initialized by the constructor to the current server
time. UpdateAt still needs to be set by hand when news are updated.

Teanan/insalan.fr,Teanan/insalan.fr,InsaLan/insalan.fr,InsaLan/insalan.fr,InsaLan/insalan.fr,Teanan/insalan.fr,Teanan/insalan.fr