Merge branch 'fix/disable-previous-sol' of localhost:nektar

library/MultiRegions/ContField3D.cpp

library/MultiRegions/GlobalLinSysDirectFull.cpp

library/MultiRegions/GlobalLinSysDirectStaticCond.cpp

library/MultiRegions/GlobalLinSysIterative.cpp

library/MultiRegions/GlobalLinSysIterative.h

library/MultiRegions/GlobalLinSysIterativeFull.cpp

library/MultiRegions/GlobalLinSysIterativeStaticCond.cpp

solvers/IncNavierStokesSolver/Tests/Hex_channel_m8_par.tst

...ncNavierStokesSolver/Tests/Tet_channel_m8_iter_ml_par.tst

solvers/IncNavierStokesSolver/Tests/Tet_channel_m8_par.tst