:bug: Messages is no longer a set It's a message registry
:bug: Messages is no longer a set
It's a message registry

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