[Tagging] Trail intersection markers

[Lars Ahlzen]

On 9/24/2012 7:45 PM, Dave Sutter wrote:
> Rather than using the tag guidepost, I think it would be better to
> label the node as an intersection and then use "ref":"NS3" to label
> the reference for the intersection.
>
> [...]
>
> The most appropriate tag I could find for an intersection is junction:
>
> "junction":"yes"
> "ref":"NS3"

This makes a lot of sense actually; it is, after all, the junction that 
is numbered. I will probably tag them this way and hope that others 
(eventually including renderers) will follow.

- Lars