flags: Remove anonymous, ratelimit, json and web-address flags.

- Web address now uses the port + 1 from the API address port directly.
- Remove ratelimiting, ratelimiting will be achieved if necessary through
  iptables.
- Remove json flag, not needed anymore.
- Remove anonymous flag, server will be no more anonymous for play.minio.io
  we will use demo credentials.

flags.go

@@ -34,32 +34,12 @@ var (
 		Usage: "ADDRESS:PORT for cloud storage access.",
 	}
 
-	webAddressFlag = cli.StringFlag{
-		Name:  "web-address",
-		Value: ":9001",
-		Hide:  true,
-		Usage: "WEBADDRESS:PORT for cloud storage access.",
-	}
-
 	accessLogFlag = cli.BoolFlag{
 		Name:  "enable-accesslog",
 		Hide:  true,
 		Usage: "Enable access logs for all incoming HTTP request.",
 	}
 
-	rateLimitFlag = cli.IntFlag{
-		Name:  "ratelimit",
-		Hide:  true,
-		Value: 0,
-		Usage: "Limit for total concurrent requests: [DEFAULT: 0].",
-	}
-
-	anonymousFlag = cli.BoolFlag{
-		Name:  "anonymous",
-		Hide:  true,
-		Usage: "Make server run in anonymous mode where all client connections are accepted.",
-	}
-
 	certFlag = cli.StringFlag{
 		Name:  "cert",
 		Usage: "Provide your domain certificate.",
@@ -69,11 +49,6 @@ var (
 		Name:  "key",
 		Usage: "Provide your domain private key.",
 	}
-
-	jsonFlag = cli.BoolFlag{
-		Name:  "json",
-		Usage: "Enable json formatted output.",
-	}
 )
 
 // registerFlag registers a cli flag