Finally compiles
Switch to Mazen's makefile

Only ./examples makefile changed.
Attach the cg_mpi_blas solver

And sort out the makefile problems, of course.
Finally working

Had to implement several things from the MathOperationsMPI etc.
Plot is ugly, but so is theirs. Solver is identical.
commit to merge w. chris
Merge remote-tracking branch 'chris/master' into chris

Conflicts:
	Fem/Solver.hpp
	Flens_supl/Makefile
resolving conflict
switching branches
switching branches
mergin branches
resolving
Added gs_dense_mpi and tested