Added finalizeAssembly(x) to avoid PETSc errors in the vector copying

[NL] Unify unsigned type usage in shape functions.

The elements' dimensions (DIM and NPOINTS) are declared
'unsigned' is the MeshLib (MeshElement::dimension and
MeshElement::n_all_nodes) and should be of the same
type for the shape functions.

Removing circular dependency with XmlLutReader

use new data holder lut class as input for file reader and input for vtk and removed circular dependency

move createGroundwaterFlowProcess() to a separate file

[Jenkins] Windows Pipeline job

Cleanup LinAlg

remove support of EigenXd as global matrix and vector types

[CMake] Simplified package name logic and better package names

Fixing namespaces and removing Mat/Vec templates in NumLib/DOF

Suffixes are added for specific configs:

-de    for OGS_BUILD_GUI
-utils for OGS_BUILD_UTILS
-mpi   for OGS_USE_MPI

Logog is a system include.

Small improvements.