Restructuring: update includes, split files, CMake

CMakeLists.txt

colormap

frustmag/CMakeLists.txt

frustmag/include/tksvm/frustmag/cluster_policy/lattice.hpp

frustmag/include/tksvm/frustmag/cluster_policy/single.hpp

frustmag/include/tksvm/frustmag/concepts.hpp

frustmag/include/tksvm/frustmag/config_frustmag_sim.hpp

frustmag/include/tksvm/frustmag/config_policy.hpp

frustmag/include/tksvm/frustmag/element_policy/lattice.hpp

frustmag/include/tksvm/frustmag/element_policy/single.hpp

frustmag/include/tksvm/frustmag/frustmag_sim.hpp

frustmag/include/tksvm/frustmag/hamiltonian/heisenberg.hpp

frustmag/include/tksvm/frustmag/hamiltonian/ising.hpp

frustmag/include/tksvm/frustmag/lattice/bravais.hpp

frustmag/include/tksvm/frustmag/lattice/chain.hpp

frustmag/include/tksvm/frustmag/lattice/dice.hpp

frustmag/include/tksvm/frustmag/lattice/honeycomb.hpp

frustmag/include/tksvm/frustmag/lattice/kagome.hpp

frustmag/include/tksvm/frustmag/lattice/ortho.hpp

frustmag/include/tksvm/frustmag/lattice/serializer.hpp