Renamed tests to match others.

Conflicts:
	library/Demos/MultiRegions/CMakeLists.txt
	library/LibUtilities/BasicUtils/SessionReader.cpp

Reformatted SessionReader to fit 80 character width.

Conflicts:
	library/Demos/MultiRegions/CMakeLists.txt
	library/LibUtilities/BasicUtils/SessionReader.cpp
	library/MultiRegions/AssemblyMap/AssemblyMapCG2D.cpp
	library/MultiRegions/GlobalLinSys.cpp

Added initialization of interiorMap arrays on 3D elements if needed.

Conflicts:
	CMakeLists.txt
	library/MultiRegions/AssemblyMap/AssemblyMapCG2D.cpp

- Fixed a sign bug in the LocalToGlobalMapping (now HDGHelmhotz3D works with the hex meshes it wasn't working with before)