Add couchbase with modifications, formalize broadcaster and make testable and some other stuff

lib/qwaiter.rb

@@ -1,6 +1,20 @@
 module Qwaiter
+  mattr_accessor :event_host
+  mattr_accessor :broadcaster
   extend ActiveSupport::Autoload
   autoload :Distribution
   autoload :Serializer
+  autoload :Counter
+  autoload :Broadcaster
+
+  def self.broadcast_user(uid, event, data)
+    message = {channel: "/user/#{uid}", data: {event: event, data: data}}
+    broadcaster.broadcast message
+  end
+
+  def self.broadcast_supplier(sid, event, data)
+    message = {channel: "/supplier/#{sid}", data: {event: event, data: data}}
+    broadcaster.broadcast message
+  end
 end