Function leemaze::boolify_4d_maze

pub fn boolify_4d_maze<T: Ord>(
    openroadvalue: &T, 
    maze: &Vec<Vec<Vec<Vec<T>>>>
) -> Vec<Vec<Vec<Vec<bool>>>>

Boolify turns a generic 4d Vec<Vec<Vec<Vec>>> data into a Vec<Vec<Vec<Vec>>>, just provide a value for open road blocks.