config.ru in grape-swagger-0.8.0

- old
+ new

@@ -1,2 +1,10 @@
-require './nested_api'
-run SimpleApi.new
\ No newline at end of file
+require 'rack/cors'
+use Rack::Cors do
+  allow do
+    origins '*'
+    resource '*', headers: :any, methods: [ :get, :post, :put, :delete, :options ]
+  end
+end
+
+require './api'
+run Api.new