Added redirects for Hippocampus and Cerebellum
Added redirects for Hippocampus and Cerebellum

These are old URLs that have been published, but from the days when the site was hosted at info2.camh.net/~kf-tigr using Drupal (hence the `index.php` bits).
TIGRLab/tigrlab.github.io,TIGRLab/tigrlab.github.io,TIGRLab/tigrlab.github.io