Udpated Tutorial page to use the notebook version of the SOM tutorial
Udpated Tutorial page to use the notebook version of the SOM tutorial

ioam/topographica,mjabri/topographica,mjabri/topographica,ioam/topographica,Tasignotas/topographica_mirror,ioam/topographica,mjabri/topographica,Tasignotas/topographica_mirror,Tasignotas/topographica_mirror,mjabri/topographica,Tasignotas/topographica_mirror,Tasignotas/topographica_mirror,ioam/topographica,mjabri/topographica,ioam/topographica