[Therion] units tape feet

[Bruce Mutton]

>unit dimensions feet

>Thanks for pointing out, it is missing in the therion book. But it
>would be more intuitive, if also "units tape feet" would affect also
>passage dimensions. I will change it like that.

I agree, but Therion should allow differing units for tape and dimensions
(and depth and co-ordinates etc) to be used in the same centreline if they
are specifically defined by the user.

Perhaps a NZ caver will visit the USA, have to use an imperial tape measure,
but estimate LRUD in metric???

Bruce