fix errors that BLAS and LAPACL lib are not linked in MathLib

Reformat file header

See http://www.kitware.com/blog/home/post/434 why Ninja is interesting.

fixed issue #26 ; fixed problem with CMAKE not finding VTK_DIR if other small libraries are build at the same time.

Reformat file header

Conflicts:
	FileIO/GMSInterface.cpp
	FileIO/GMSInterface.h
	FileIO/Gmsh2GeoIO.cpp
	FileIO/Gmsh2GeoIO.h
	FileIO/Legacy/MeshIO.cpp
	FileIO/MeshIO/GMSHAdaptiveMeshDensity.cpp
	FileIO/MeshIO/GMSHInterface.cpp
	FileIO/PetrelInterface.cpp
	FileIO/PetrelInterface.h
	FileIO/RapidXmlIO/BoostVtuInterface.cpp
	FileIO/RapidXmlIO/zLibDataCompressor.cpp
	FileIO/RapidXmlIO/zLibDataCompressor.h
	FileIO/SHPInterface.cpp
	FileIO/SHPInterface.h
	FileIO/readMeshFromFile.cpp
	FileIO/readMeshFromFile.h

Using logog in input output library (FileIO) and some code cleaning.

Searching for optional submodules has to be actively enabled by this
option. This prevents unexpected CMake errors when developers checked
out the submodules without their knowledge (as it happens e.g. with
the Windows GitHub app).