Expanded and cleaned up documentation of sparse Topographica components
Expanded and cleaned up documentation of sparse Topographica components

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