Revert "Version stable de la Timeline"

This reverts commit 0c43f7ad5ad1a65b8d83ac557fecd72540c9406a.
Revert 0c43f7a..ab4f6d5

This rolls back to commit 0c43f7ad5ad1a65b8d83ac557fecd72540c9406a.
Version stable

Version stable et basique de la timeline