GitLab

* Rename index.mdx to index.md

* With saved modifs

* Address review comment

* Treat all files

* .mdx -> .md

* Remove special char

* Update utils/tests_fetcher.py
Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>

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Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>

* Update doc example feature extractor -> image processor

* Apply suggestions from code review

* Add security warning about from_pretrained() method

* Add sentence about malware scanner
Co-authored-by: Julien Chaumond <julien@huggingface.co>

* Reorganize doc for multilingual support

* Fix style

* Style

* Toc trees

* Adapt templates

* First files

* More files

* Last files

* Style

* first draft of pipeline, autoclass, preprocess tutorials

* apply review feedback

* 🖍 apply feedback from patrick/niels

* 📝add output image to preprocessed image

* 🖍 apply feedback from patrick