Merge branch 'feature/shared-objects-in-pools' into development
# Conflicts:
# .gitignore
# include/etl/deque.h
# include/etl/file_error_numbers.txt
# include/etl/generators/fsm_generator.h
# include/etl/list.h
# include/etl/memory.h
# include/etl/pool.h
# test/vs2019/etl.vcxproj.filters
