[Dune] DUNE_THROW behaviour in parallel

[Christoph Grüninger]

Hi Aleksejs,
have you googled first? You are not the first one to have this
issue with MPI and C++. This might help, but is dated:
http://stackoverflow.com/q/3762728/2799037

Maybe Boost's MPI exception class does the right thing, not 
sure.

HTH
Christoph

-- 
On the one hand [computer "science"] has components
of the purest of mathematics and on the other hand
of the dirtiest of engineering. -- A. Oettinger 1967