[Therion] loch improvement

[Wookey]

+++ Bruce [2014-05-27 20:34 +1200]:
> I would like to be able to select a few stations along a centreline and have
> Aven or Loch report the minimum survey centreline length between the end
> points along the path described by the selection.

Yeah - I'd find that terrifically useful too.

I suggest filing a wishlist bug in the survex bugtracker to keep track
of the idea and issues around implementing it.

Wookey
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