[2pncmin][next] box-test compiles now, does not pass, cc not yet compiling

dumux/common/fvproblem.hh

dumux/common/properties.hh

dumux/discretization/scvoperator.hh

...material/fluidmatrixinteractions/porosityprecipitation.hh

dumux/porousmediumflow/2pncmin/implicit/model.hh

...orousmediumflow/2pncmin/implicit/primaryvariableswitch.hh

dumux/porousmediumflow/2pncmin/implicit/properties.hh

dumux/porousmediumflow/2pncmin/implicit/volumevariables.hh

dumux/porousmediumflow/2pncmin/implicit/vtkoutputfields.hh

test/porousmediumflow/2pncmin/implicit/dissolutionproblem.hh

...usmediumflow/2pncmin/implicit/dissolutionspatialparams.hh

test/porousmediumflow/2pncmin/implicit/test_2pncmin.input

test/porousmediumflow/2pncmin/implicit/test_box2pncmin.cc

test/porousmediumflow/2pncmin/implicit/test_cc2pncmin.cc