Fix several warnings.

Author: ioquatix

lib/protocol/http/body/stream.rb

@@ -155,7 +155,7 @@ def write_nonblock(buffer)
 					write(buffer)
 				end
 
-				def << (buffer)
+				def <<(buffer)
 					write(buffer)
 				end
 

lib/protocol/http/middleware.rb

@@ -55,25 +55,25 @@ def self.close
 				end
 
 				def self.call(request)
-					Response[200, {}, []]
+					Response[200]
 				end
 			end
 
-			module HelloWorld
+			module NotFound
 				def self.close
 				end
 
 				def self.call(request)
-					Response[200, Headers['content-type' => 'text/plain'], ["Hello World!"]]
+					Response[404]
 				end
 			end
 
-			module NotFound
+			module HelloWorld
 				def self.close
 				end
 
 				def self.call(request)
-					Response[404, Headers[], []]
+					Response[200, Headers['content-type' => 'text/plain'], ["Hello World!"]]
 				end
 			end
 		end

lib/protocol/http/middleware/builder.rb

@@ -25,15 +25,6 @@
 module Protocol
 	module HTTP
 		class Middleware
-			module NotFound
-				def self.close
-				end
-				
-				def self.call(request)
-					Response[404, Headers[], []]
-				end
-			end
-			
 			class Builder
 				def initialize(default_app = NotFound)
 					@use = []