Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Update USAGE.md
Merge branch 'master' of github.com:JeroenDeDauw/mediawiki-extensions-SubPageList