Fix info and docs commands

Author: juho05

cmd/docs.go

@@ -28,6 +28,7 @@ var docsCmd = &cobra.Command{
 			cli.Print("Opening documentation...")
 			err := exec.OpenBrowser("https://docs.code-game.org")
 			abort(err)
+			return
 		}
 
 		api, err := server.NewAPI(args[0])

cmd/info.go

@@ -22,7 +22,7 @@ var infoCmd = &cobra.Command{
 	Run: func(cmd *cobra.Command, args []string) {
 		var url string
 		if len(args) > 0 {
-			url = strings.ToLower(os.Args[0])
+			url = strings.ToLower(args[0])
 		} else {
 			var err error
 			url, err = cli.Input("Game server URL:")