Enabled face to element map storage inside StdExpansion.
Tidied IndexMapKey source files.

Tidied up 3D AssemblyMapDG routines.

Modified coeff_offset statement in HBCdata so that it updates count after every boundary condition loop

Cleaned up code to meet coding standards.

Conflicts:
	library/MultiRegions/ContField3DHomogeneous1D.cpp
Had two m_graph added in file.

Updated ExtractDataToCoeffs to handle 2D fields for Homogeneous1D field in parallel. Also removed ExtractElmtDataToCoeffs

Fixed 3DH1D parallel reg tests not running in parallel.

Conflicts:
	cmake/ThirdPartyBoost.cmake

for setting up dependencies between CMake settings.