Remove TypeTag from Problem-specific TypeTag definitions.

dumux/porousmediumflow/sequential/gridadaptproperties.hh

dumux/porousmediumflow/sequential/properties.hh

test/common/propertysystem/test_propertysystem.cc

test/freeflow/navierstokes/angelitestproblem.hh

test/freeflow/navierstokes/channeltestproblem.hh

test/freeflow/navierstokes/closedsystemtestproblem.hh

test/freeflow/navierstokes/doneatestproblem.hh

test/freeflow/navierstokes/kovasznaytestproblem.hh

test/freeflow/navierstokes/navierstokesanalyticproblem.hh

test/freeflow/navierstokes/stokeschannel3dproblem.hh

test/freeflow/navierstokes/test_angeli.cc

test/freeflow/navierstokes/test_channel.cc

test/freeflow/navierstokes/test_closedsystem.cc

test/freeflow/navierstokes/test_donea.cc

test/freeflow/navierstokes/test_kovasznay.cc

test/freeflow/navierstokes/test_navierstokes_1d.cc

test/freeflow/navierstokes/test_stokes_channel_3d.cc

test/freeflow/navierstokesnc/channeltestproblem.hh

test/freeflow/navierstokesnc/densityflowproblem.hh

test/freeflow/navierstokesnc/msfreeflowtestproblem.hh