Improving the ELIXIR evaluation for both management and trainers

An evaluation of the ELIXIR course evaluation.

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Files used by continuous integration scripts

Filename	Descriptions
mlc_config.json	Configuration of the link checker, use markdown-link-check --config mlc_config.json --quiet docs/**/*.md to do link checking locally
.spellcheck.yml	Configuration of the spell checker, use pyspelling -c .spellcheck.yml to do spellcheck locally
.wordlist.txt	Whitelisted words for the spell checker, use pyspelling -c .spellcheck.yml to do spellcheck locally
.markdownlint.jsonc	Configuration of the markdown linter, use markdownlint "**/*.md" to do markdown linting locally. The name of this file is a default name.
.markdownlintignore	Files ignored by the markdown linter, use markdownlint "**/*.md" to do markdown linting locally. The name of this file is a default name.