[tdwg-content] New terms need resolution: "Individual"

[Gregor Hagedorn]

> represent a single taxon.  I think that Individual is probably not a
> good name due to confusion with the technical use of that term elsewhere.

TaxonInstance seems to me to be perhaps most precise.
Personally I have a problem merging individual with population, since
population -> metapopulation -> subspecies form a continuum in my
understanding. But I am quite willing to be pragmatical :-)

Gregor