update to V.4.0

...pynb_checkpoints/Dataset Characteristics-checkpoint.ipynb

...otebooks/.ipynb_checkpoints/EbasMetadata-checkpoint.ipynb

...tebooks/.ipynb_checkpoints/WriteNasaAmes-checkpoint.ipynb

Examples/Doc/Notebooks/Dataset Characteristics.ipynb

Examples/Doc/Notebooks/EbasMetadata.ipynb

Examples/Doc/Notebooks/WriteNasaAmes.ipynb

Examples/Doc/Notebooks/html/Dataset Characteristics.html

Examples/Doc/Notebooks/html/EbasMetadata.html

Examples/Doc/Notebooks/html/WriteNasaAmes.html

binder/requirements.txt

dist/ebas_io-3.6.1-py2-none-any.whl

dist/ebas_io-3.6.1-py3-none-any.whl

dist/ebas_io-4.0.0-py2-none-any.whl

dist/ebas_io-4.0.0-py3-none-any.whl