Change how server address is specified

now you spell it as such:

gobot -addr wss://hackerbots.us
gobot -addr ws://localhost:8666

client.go

@@ -11,9 +11,9 @@ import (
 	"hackerbots.us/server"
 )
 
-func connect(server string, port int) (*websocket.Conn, error) {
+func connect(addr string) (*websocket.Conn, error) {
 	origin := "http://localhost/"
-	url := fmt.Sprintf("ws://%s:%d/ws/", server, port)
+	url := fmt.Sprintf("%s/ws/", addr)
 	return websocket.Dial(url, "", origin)
 }
 
@@ -24,7 +24,6 @@ type Client struct {
 	ForceJSON bool
 	GameId    string
 	Name      string
-	Port      int
 	Server    string
 	StatsReq  server.StatsRequest
 	Game      server.GameParam
@@ -53,7 +52,7 @@ type decoder interface {
 
 // Negotiate runs through the hackerbots negociation protocol.
 func (c *Client) Negotiate(clientType string, player Player) (err error) {
-	c.ws, err = connect(c.Server, c.Port)
+	c.ws, err = connect(c.Server)
 	if err != nil {
 		return errors.New(fmt.Sprintf("connection failure: %s", err))
 	}