Merge branch 'feature/checkpointing' of https://gitlab.delpinux.fr/code/pugs...

src/utils/checkpointing/Checkpoint.cpp

src/utils/checkpointing/PrintCheckpointInfo.cpp

src/utils/checkpointing/PrintCheckpointInfo.hpp

src/utils/checkpointing/PrintScriptFrom.cpp

src/utils/checkpointing/PrintScriptFrom.hpp

src/utils/checkpointing/ReadItemArrayVariant.cpp

src/utils/checkpointing/Resume.cpp

src/utils/checkpointing/SetResumeFrom.cpp

src/utils/checkpointing/SetResumeFrom.hpp

tests/CMakeLists.txt

tests/test_checkpointing_PrintCheckpointInfo.cpp

tests/test_checkpointing_PrintScriptFrom.cpp

tests/test_checkpointing_ResumingManager.cpp

tests/test_checkpointing_ResumingUtils.cpp

tests/test_checkpointing_SetResumeFrom.cpp