Escape ‘%’ in console.OutStyle arguments

pkg/minikube/console/console.go

@@ -70,15 +70,19 @@ func HasStyle(style string) bool {
 
 // OutStyle writes a stylized and formatted message to stdout
 func OutStyle(style, format string, a ...interface{}) error {
-	OutStyle, err := applyStyle(style, useColor, fmt.Sprintf(format, a...))
+	outStyled, err := applyStyle(style, useColor, format, a...)
+	// format the output string and escape any outstanding '%' signs so that they don't
+	// get interpreted as a formatting directive down the line
+	outStyled = strings.Replace(outStyled, "%", "%%", -1)
+
 	if err != nil {
 		glog.Errorf("applyStyle(%s): %v", style, err)
 		if oerr := OutLn(format, a...); oerr != nil {
 			glog.Errorf("Out failed: %v", oerr)
 		}
 		return err
 	}
-	return Out(OutStyle)
+	return Out(outStyled)
 }
 
 // Out writes a basic formatted string to stdout