Add ascii switch to VTK2OGS and createLayeredMeshFromRaster

[web] Added instructions on prj-file checking with xmllint

[DE] Added support for world files to georeference raster files

[DE] Re-implementing strict double validation

Fixing warnings

For pointers the std::count_if returns a difference_type value
which is of type std::ptrdiff_t.
Avoids implicit narrowing conversion.

[DE] Fixed 3D update on item removal

Added GINA link

THM

Closes #2443.

[PL] TM: Add NodalForces and HeatFlux.

Web improvements