[jwu7] cleanup devtools ()

Tests/Suite/Persist/Check.cpp

devtools/README.md

devtools/architecture/DepthProbe.md

devtools/architecture/Lattice.md

devtools/architecture/ParameterDistribution.md

devtools/architecture/Scattering.md

devtools/linecount/baloc/__init__.py

devtools/linecount/baloc/file_types.py

devtools/linecount/baloc/history_collector.py

devtools/linecount/baloc/history_plot.py

devtools/linecount/lines_of_code.py

devtools/mpi/pytests/mpi_cpp_test.py

devtools/mpi/pytests/mpi_test.py

devtools/mpi/pytests/version.py

devtools/mpi/supermuc.sh

devtools/view/plot-diff.py

devtools/view/plot-int.py

devtools/view/plot-np-array.py