Added "const" to several functions in shell7.
Removed +x from source files.
Added lib64 search paths to configuration.
Used unique_ptr for integrationRulesArray for more memory safe code.
Removed unnecessary (and conflicting) "NIP" inputs.
Leftover cleanup changes.
Removed ProblemCommMode.
Merge
Merge branch 'master' of https://github.com/Micket/oofem

Conflicts:
	src/sm/Elements/3D/lspace.C
	src/sm/Elements/3D/ltrspace.C
	src/sm/Elements/3D/lwedge.C
	src/sm/Elements/3D/q27space.C
	src/sm/Elements/3D/qspace.C
	src/sm/Elements/3D/qtrspace.C
	src/sm/Elements/3D/qwedge.C
	src/sm/Elements/Axisymmetry/axisymm3d.C
	src/sm/Elements/Axisymmetry/l4axisymm.C
	src/sm/Elements/Interfaces/intelpoint.C
	src/sm/Elements/PlaneStrain/qplanestrain.C
	src/sm/Elements/PlaneStrain/qtrplanestrain.C
	src/sm/Elements/PlaneStrain/quad1planestrain.C
	src/sm/Elements/PlaneStrain/trplanestrain.C
	src/sm/Elements/PlaneStress/planstrss.C
	src/sm/Elements/PlaneStress/qplanstrss.C
	src/sm/Elements/PlaneStress/qtrplstr.C
	src/sm/Elements/PlaneStress/trplanstrss.C
	src/sm/Elements/Shells/shell7base.C
	src/sm/Elements/Shells/shell7base.h
	src/sm/Elements/Shells/shell7basexfem.C
	src/sm/Elements/Shells/shell7basexfem.h
	src/sm/Elements/Shells/tr2shell7.C
	src/sm/Elements/Shells/tr2shell7xfem.C
	src/sm/InterfaceElements/intelline1.C
	src/sm/InterfaceElements/intelline2.C
	src/sm/q4axisymm.C
	src/sm/q9planstrss.C
	src/sm/tet21ghostsolid.C
Undid accidentally commited changes to SUPG.