[Xastir] Script to cache some maps

[David Ranch]

> Do you mean like these?
>
>    https://www.census.gov/geo/maps-data/data/tiger.html
>
> They're not dead, they just switched to ESRI Shapefile format, which
> works fine for Xastir.

Oh interesting!  So is it that the online TigerMaps just became non-free 
or something like that and only later with the OSM enhancement from 
Jerry Dunmire (thanks Jerry!) did we have another free, on-line option?


> Regarding the attachments, we may have attachments turned off on the
> mailing list, so Xastir.org might be stripping them.

Seems to be that way.   Hmmm...

--David