new progress API

FluentFTP/Helpers/FtpProgress.cs

@@ -2,7 +2,7 @@
 
 namespace FluentFTP {
 	/// <summary>
-	/// Class to report Ftp Transfer Progress (Up and Donwload)
+	/// Class to report FTP file transfer progress during upload or download of files
 	/// </summary>
 	public class FtpProgress {
 		/// <summary>

README.md

@@ -799,6 +799,7 @@ To use this, first create a callback method to provide to the Upload/Download me
 
 If you are creating your UI in WinForms, create a `ProgressBar` with the `Minimum` = 0 and `Maximum` = 100.
 
+*Using the asynchronous API:*
 ```cs
 // Callback method that accepts a FtpProgress object
 Progress<FtpProgress> progress = new Progress<FtpProgress>(x => {
@@ -813,6 +814,21 @@ Progress<FtpProgress> progress = new Progress<FtpProgress>(x => {
 });
 ```
 
+*Using the synchronous API:*
+```cs
+// Callback method that accepts a FtpProgress object
+Action<FtpProgress> progress = new Action<FtpProgress>(x => {
+
+	// When progress in unknown, -1 will be sent
+	if (x.Progress < 0){
+		progressBar.IsIndeterminate = true;
+	}else{
+		progressBar.IsIndeterminate = false;
+		progressBar.Value = x;
+	}
+});
+```
+
 Now call the Upload/Download method providing the new `progress` object that you just created.
 
 *Using the asynchronous API:*