Bugfix for building LAMMPS+KOKKOS+DPD with CMake

                         ${KOKKOS_PKG_SOURCES_DIR}/neigh_list_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/neigh_bond_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/fix_nh_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/nbin_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/nbin_ssa_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/npair_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/npair_ssa_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/domain_kokkos.cpp

                         ${KOKKOS_PKG_SOURCES_DIR}/modify_kokkos.cpp)

  set_property(GLOBAL PROPERTY "KOKKOS_PKG_SOURCES" "${KOKKOS_PKG_SOURCES}")

  # detects styles which have KOKKOS version

  RegisterStylesExt(${KOKKOS_PKG_SOURCES_DIR} kokkos KOKKOS_PKG_SOURCES)

  # register kokkos-only styles

  RegisterNBinStyles(${KOKKOS_PKG_SOURCES_DIR})

  RegisterNPairStyles(${KOKKOS_PKG_SOURCES_DIR})

  get_property(KOKKOS_PKG_SOURCES GLOBAL PROPERTY KOKKOS_PKG_SOURCES)

  list(APPEND LIB_SOURCES ${KOKKOS_PKG_SOURCES})

    CreateStyleHeader("${path}" "style_${style}.h" ${files})

endfunction(GenerateStyleHeader)

function(RegisterNBinStyles search_path)

    FindStyleHeaders(${search_path} NBIN_CLASS      nbin_      NBIN      ) # nbin      ) # neighbor

endfunction(RegisterNBinStyles)

function(RegisterNPairStyles search_path)

    FindStyleHeaders(${search_path} NPAIR_CLASS     npair_     NPAIR     ) # npair     ) # neighbor

endfunction(RegisterNPairStyles)

function(RegisterStyles search_path)

    FindStyleHeaders(${search_path} ANGLE_CLASS     angle_     ANGLE     ) # angle     ) # force

    FindStyleHeaders(${search_path} ATOM_CLASS      atom_vec_  ATOM_VEC  ) # atom      ) # atom      atom_vec_hybrid