[Tagging] Canopy radius for natural=tree

[Friedrich Volkmann]

On 25.02.2015 11:47, Martin Koppenhoefer wrote:
> it is using the natural language notation with space (underscore)
> rather than "diameter:crown".

I feel that this differentiation became blurry due to the random use of :
and _ for _type and :type suffixes.

-- 
Friedrich K. Volkmann       http://www.volki.at/
Adr.: Davidgasse 76-80/14/10, 1100 Wien, Austria