- use milestone labels instead of the older plugin_status

lib/logstash/filters/json_encode.rb

@@ -5,7 +5,7 @@ require "logstash/namespace"
 class LogStash::Filters::JsonEncode < LogStash::Filters::Base
 
   config_name "json_encode"
-  plugin_status "beta"
+  milestone 2
 
   # Config for json_encode is:
   # 

lib/logstash/filters/railsparallelrequest.rb

@@ -10,7 +10,7 @@ require "set"
 class LogStash::Filters::Railsparallelrequest < LogStash::Filters::Base
 
   config_name "railsparallelrequest"
-  plugin_status "experimental"
+  milestone 1
 
   public
   def initialize(config = {})

lib/logstash/filters/uuid.rb

@@ -9,7 +9,7 @@ require "securerandom"
 #
 class LogStash::Filters::Uuid < LogStash::Filters::Base
   config_name "uuid"
-  plugin_status "beta"
+  milestone 2
 
   # Add a UUID to a field.
   #