Resurrect labfolder converter, for when someone wants to work on it.

manual_tests/test_labfolder_import.py

manual_tests/test_labfolder_retrieve.py

pylintrc

src/caosadvancedtools/converter/__init__.py

src/caosadvancedtools/converter/labfolder_api.py

src/caosadvancedtools/converter/labfolder_export.py

src/doc/conf.py

unittests/example_labfolder_data/projects.html

...0/118217_Example project/click_on_extract_4624688_10.xlsx

..._0/118217_Example project/click_on_preview_4624688_9.docx

...ects_0/118217_Example project/click_on_view_4624688_8.pdf

...17_Example project/image_945829_4624688_image_element.png

...s_0/118217_Example project/image_946047_4625717_blank.png

...s/My private projects_0/118217_Example project/index.html

..._0/118217_Example project/labfolder_table_4624688_11.xlsx

...s_0/118217_Example project/labfolder_table_4625212_3.xlsx

...7_Example project/original_image_946047_4625717_blank.png

...rojects/My private projects_0/118224_subproj 1/index.html

unittests/example_labfolder_data/static/css/combined.css

...tests/example_labfolder_data/static/css/data-elements.css