Fix essential bcs deallocation.
Move create_matrix.
Fix HermesCommonApi destructor.
Minor code polishing.
Some Mesh + Curved reorganization.
Simplify Space code.
Curved code simplification.
Fix for gcc (typename).
Fix compilation without UMFPACK.
Fix typenames for gcc.
Fix compilation with umfpack.
Fix gcc compilation.
Handle bc_data.
Fix Space.
Fix Space loading.
Fix Space loading via XML.
Temporarily disable deletion of bc_data_base_components - introduces a memory leak, but fixes the problem with Eggshell in Agros.
Refactor load_arc.
Possible fix of Windows buildbot.
Fix of headers.