Merge branch 'issue/cleanup_dofvector' into 'develop'

cmake/modules/AmdisMacros.cmake

config.h.cmake

examples/convection_diffusion.cc

examples/ellipt.cc

examples/heat.cc

examples/init/ellipt.dat.2d

examples/navier_stokes.cc

examples/stokes0.cc

examples/stokes1.cc

examples/stokes3.cc

examples/vecellipt.cc

src/amdis/Assembler.hpp

src/amdis/Assembler.inc.hpp

src/amdis/DirichletBC.hpp

src/amdis/DirichletBC.inc.hpp

src/amdis/FileWriter.hpp

src/amdis/GridFunctionOperator.hpp

src/amdis/LinearAlgebra.hpp

src/amdis/LocalAssemblerBase.hpp

src/amdis/ProblemInstat.hpp