Modified Decorator naming to Extension
Split queue and job extensions into different files.
Removed mixin of Resque::Plugins::Clues::Util to keep from poluting resque
Use Time.now instead of Time.new
Mapping metadata to :clues_metadata to reduce chance of future key collisions
Remove event_hashable (methods had been ported into util.rb)
Better arg names/docs around the stdlib log formatter.
Getting rid of BasePublisher
Abstract away json event marshalling; Switch to use MultiJson.