Output coarse grid size only once and per rank for parallel runs
[msfem] Disable petrov-galerkin, does not work at the moment
removes a stray chdir
[elliptic_msfem] remove duplicate include of config.h
speedup Nine::ExactSolution::jacobian 2x(gcc) - 4x(icc)
[msfem] fixes segfault in rhs
Merge branch 'master' into threaded_msfem

Conflicts:
	dune/multiscale/msfem/msfem_solver.cc
	src/elliptic_msfem.cc
Merge branch 'master' into threaded_msfem

Conflicts:
	dune/multiscale/msfem/msfem_solver.cc
	src/elliptic_msfem.cc