Actualiza el plugin Additionals a 3.0.2-master

plugins/additionals/Rakefile

@@ -0,0 +1,11 @@
+require 'bundler/gem_tasks'
+require 'rake/testtask'
+
+Rake::TestTask.new do |t|
+  t.libs << 'test'
+  files = FileList['test/**/*test.rb']
+  t.test_files = files
+  t.verbose = true
+end
+
+task default: :test