Remove utopia and puma.

Gemfile

@@ -4,9 +4,6 @@ source 'https://rubygems.org'
 gemspec
 
 group :test do
-	gem 'puma'
-	gem 'utopia'
-
 	gem 'rack-test'
 	gem 'simplecov'
 	gem 'coveralls', require: false

spec/async/websocket/connection_spec.ru

@@ -1,21 +1,31 @@
 
-require 'utopia'
 require 'async/websocket'
 
-class LogRequest
+class Upgrade
 	def initialize(app)
 		@app = app
 	end
 
 	def call(env)
-		Async.logger.debug("Server: #{env.inspect}")
-
-		@app.call(env)
+		if Async::WebSocket?(env)
+			Async::WebSocket.open(env) do |connection|
+				read, write = IO.pipe
+
+				Process.spawn("ls -lah", :out => write)
+				write.close
+
+				read.each_line do |line|
+					connection.text(line)
+				end
+
+				connection.close
+			end
+		else
+			@app.call(env)
+		end
 	end
 end
 
-use LogRequest
-
-use Utopia::Controller, root: File.expand_path('../pages', __FILE__)
+use Upgrade
 
 run lambda {|env| [404, {}, []]}