Start replacing legacy code with templated classes #97

Job	Run time
macos (macOS-GCC11-NoMPI-Real)	33m 13s
linux (GCC9-NoMPI-Debug-Real)	24m 42s
spack-centos-stream (GCC11-NoMPI-Debug-Real)	32m 48s
linux (GCC9-NoMPI-NoOMP-Real)	26m 3s
spack-centos-stream (GCC11-NoMPI-NoOMP-Real)	36m 28s
linux (GCC9-NoMPI-NoOMP-Complex)	28m 59s
linux (GCC9-NoMPI-Sandbox-Real)	5m 32s
spack-centos-stream (GCC11-NoMPI-NoOMP-Complex)	35m 6s
spack-centos-stream (GCC11-NoMPI-Sandbox-Real)	8m 25s
linux (GCC9-MPI-Gcov-Real)	42m 39s
linux (GCC9-MPI-Gcov-Complex)	43m 48s
linux (GCC11-NoMPI-Werror-Real)	32m 42s
linux (GCC11-NoMPI-Werror-Complex)	36m 1s
linux (GCC11-NoMPI-Werror-Real-Mixed)	37m 58s
linux (GCC11-NoMPI-Werror-Complex-Mixed)	35m 5s
linux (Clang14-NoMPI-ASan-Real)	37m 32s
linux (Clang14-NoMPI-ASan-Complex)	46m 4s
linux (Clang14-NoMPI-UBSan-Real)	35m 36s
linux (Clang16-NoMPI-Offload-Real)	34m 11s
	10h 12m 52s

Provide feedback