:memo: Document linter:lint in CHANGELOG
:memo: Document linter:lint in CHANGELOG

JohnMurga/linter,AtomLinter/Linter,iam4x/linter,Arcanemagus/linter,josa42/Linter,DanPurdy/linter,kaeluka/linter,AsaAyers/linter,atom-community/linter,e-jigsaw/Linter,levity/linter,mdgriffith/linter,steelbrain/linter,blakeembrey/linter,UltCombo/linter,elkeis/linter,shawninder/linter