Added tool to convert from Mohsen's spreadsheets to a TSV.
Recreate Mohsen's heatmaps in tickysim.
Recalculate heatmaps for 64 nodes.
Looking for variation in tornado traffic.
Added threeboard iteration.
Allow delay module to be initialised to an invalid delay period.
Added (unvarified) spinn-link (board-boundary) model.
Varification run of new tickysim.