Created scarffold for zombies
Added email and rotting to zombies
Removed age from zombies
Removed age from zombies
Added rotting scope to zombies model
Added fresh and recent scopes to the zombies modelAdded fresh and recent scopes to the zombies model
Added a callback to mark the zombie as rotting if his age is greater than 20
Added model brain
Fixed migration files
Added relations between zombie and brain and changed the index tamplate of zombie