addProduct, *Traits moved to dune-matrix-vector

dune/fufem/arithmetic.hh

dune/fufem/assemblers/boundaryoperatorassembler.hh

dune/fufem/assemblers/integraloperatorassembler.hh

dune/fufem/assemblers/intersectionoperatorassembler.hh

...assemblers/localassemblers/generalizedlaplaceassembler.hh

...ssemblers/localassemblers/scaledsumfunctionalassembler.hh

...ssemblers/localassemblers/secondorderoperatorassembler.hh

...ers/localassemblers/subgridgeneralizedlaplaceassembler.hh

dune/fufem/assemblers/localassemblers/vvlaplaceassembler.hh

dune/fufem/assemblers/localassemblers/vvmassassembler.hh

dune/fufem/assemblers/operatorassembler.hh

dune/fufem/assemblers/preconditioneddefectassembler.hh

dune/fufem/functions/basisgridfunction.hh

dune/fufem/functiontools/basisidmapper.hh

dune/fufem/functiontools/basisinterpolator.hh

dune/fufem/geometry/convexpolyhedron.hh

dune/fufem/staticmatrixtools.hh

dune/fufem/test/secondorderassemblertest.cc