Merge branch 'master' into feature/APE-advection

CMakeLists.txt

cmake/ThirdPartyZlib.cmake

...data-structures-algorithms/data-structures-algorithms.tex

...oper-guide/data-structures-algorithms/preconditioners.tex

docs/user-guide/command-line/command-line.tex

docs/user-guide/solvers/cardiac-ep.tex

docs/user-guide/xml/xml-filters.tex

library/LibUtilities/BasicUtils/MeshPartition.cpp

library/LibUtilities/BasicUtils/MeshPartition.h

library/LibUtilities/BasicUtils/SessionReader.cpp

library/LibUtilities/CMakeLists.txt

library/LocalRegions/Expansion.cpp

library/LocalRegions/Expansion.h

library/LocalRegions/Expansion2D.cpp

library/LocalRegions/Expansion2D.h

library/LocalRegions/Expansion3D.cpp

library/LocalRegions/Expansion3D.h

library/LocalRegions/HexExp.cpp

library/LocalRegions/HexExp.h

library/LocalRegions/PrismExp.cpp