Update version (1.33.0.beta.3) -> (1.33.0.beta.4)

Author: GerryFerdinandus

source/code/main.pas

@@ -184,7 +184,7 @@ implementation
     );
 
   //program name and version (http://semver.org/)
-  FORM_CAPTION = 'Bittorrent tracker editor (1.33.0.beta.3)';
+  FORM_CAPTION = 'Bittorrent tracker editor (1.33.0.beta.4)';
 
   GROUPBOX_PRESENT_TRACKERS_CAPTION =
     'Present trackers in all torrent files. Select the one that you want to keep. And added to all torrent files.';