[Rivet] [Fastjet] FastJet 3 and Rivet

[Hendrik Hoeth]

Thus spake Gavin Salam (salam at lpthe.jussieu.fr):

> that was quick! Thanks Hendrik!

Frank Siegert provided the fix. I just put it into svn.

-- 
The minimum number of planes one should own is one. The correct number
is n+1, where n is the number of planes currently owned. This equation
may also be re-written as s-1, where s is the number of planes owned
that would result in separation from your partner.       -- Veluminati