sorted some classes

EZPPClient Installer/Utils/DownloadUtil.cs

@@ -12,7 +12,7 @@ namespace EZPPClient_Installer
   public class DownloadUtil
   {
 
-    public static List<string> FilesToDownload(string pathToEZPP, bool reinstall)
+    public static async Task<List<string>> FilesToDownload(string pathToEZPP, bool reinstall)
     {
       bool directoryExists = Directory.Exists(pathToEZPP);
 
@@ -21,17 +21,16 @@ namespace EZPPClient_Installer
 
       try
       {
-
         using (WebClient wc = new WebClient())
         {
           wc.Headers.Add("user-agent", "EZPPClientInstaller");
-          var data = wc.DownloadString("https://new.ez-pp.farm/ezppclient?list");
+          var data = await wc.DownloadStringTaskAsync("https://new.ez-pp.farm/ezppclient?list&release=" + MainWindow.RELEASESTREAM.ToLower());
           string[] dataList = data.Split('\n');
           foreach (string datastring in dataList)
           {
-            if (string.IsNullOrWhiteSpace(datastring))
+            if (string.IsNullOrWhiteSpace(datastring) || !datastring.Contains("#"))
               continue;
-
+            
             string[] se = datastring.Split('#');
             string md5 = StripHTML(se[0]);
             string name = StripHTML(se[1]);
@@ -41,7 +40,7 @@ namespace EZPPClient_Installer
       }
       catch (WebException error)
       {
-        new ContentDialog()
+        _ = new ContentDialog()
         {
           Title = "Oops...",
           Content = "A error occurred while trying to fetch all needed Files.\n" + error.Message,
@@ -72,7 +71,7 @@ namespace EZPPClient_Installer
             string onlineHash = md5file.MD5;
             string pcHash = MD5Util.CalculateMD5(file);
 #if DEBUG
-            MessageBox.Show("Filename: " + md5file.getName() + "\nOnline-Hash: " + onlineHash + "\n PC-Hash: " + pcHash);
+            MessageBox.Show("Filename: " + md5file.Name + "\nOnline-Hash: " + onlineHash + "\n PC-Hash: " + pcHash);
 #endif
             if (!string.Equals(onlineHash, pcHash))
             {
@@ -151,7 +150,7 @@ namespace EZPPClient_Installer
 
             MainWindow.updateProgress(filename + " - " + value.ProgressPercentage + "% - " + Math.Round((averageTransferRate / 1024000D) * 1.8, 2) + "MBit/s", value.ProgressPercentage);
           };
-          await wc.DownloadFileTaskAsync(@"https://new.ez-pp.farm/ezppclient?file=" + filename, path + @"\" + filename);
+          await wc.DownloadFileTaskAsync(@"https://new.ez-pp.farm/ezppclient?file=" + filename + "&release=" + MainWindow.RELEASESTREAM.ToLower(), path + @"\" + filename); ;
         }
       }
       catch (WebException)