[s1955] Add support for the Rabbit Day

This adds a new config option "RabbitDay" - don't forget to set it to our
suggested value (see config file)!

Signed-off-by: DasBlub <DasBlub@gmail.com>

(based on commit [12433] - 3731b9d)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>