Migrate code from station client

.gitlab-ci.yml

.pre-commit-config.yaml

README.md

lofar_lotus/__init__.py

lofar_lotus/dict/__init__.py

lofar_lotus/dict/_case_insensitive_dict.py

lofar_lotus/dict/_case_insensitive_string.py

lofar_lotus/file_access/README.md

lofar_lotus/file_access/__init__.py

lofar_lotus/file_access/_attribute_def.py

lofar_lotus/file_access/_lazy_dict.py

lofar_lotus/file_access/_member_def.py

lofar_lotus/file_access/_monitoring.py

lofar_lotus/file_access/_readers.py

lofar_lotus/file_access/_utils.py

lofar_lotus/file_access/_writers.py

lofar_lotus/file_access/hdf/__init__.py

lofar_lotus/file_access/hdf/_hdf5_utils.py

lofar_lotus/file_access/hdf/_hdf_readers.py

lofar_lotus/file_access/hdf/_hdf_writers.py