Up down extensions

.gitattributes

.gitignore

.php-cs-fixer.dist.php

CHANGELOG.md

README.md

composer.json

docs/plugins-dist.md

phpstan-baseline.neon

phpstan.neon.dist

phpunit.xml

src/AssetsClearCache.php

src/Classic.php

src/Command/AbstractSpipCommand.php

src/Command/AbstractSwitchCommand.php

src/Command/ModeDevCommand.php

src/Command/SwitchBackCommand.php

src/Command/SwitchForwardCommand.php

src/CommandProvider.php

src/Config/PreferredInstall.php

src/Extensions/Collection.php