--- a/Helpviewer/GreaseMonkey/GreaseMonkeyDownloader.py	Fri May 05 19:05:26 2017 +0200
+++ b/Helpviewer/GreaseMonkey/GreaseMonkeyDownloader.py	Fri May 05 19:06:52 2017 +0200
@@ -24,6 +24,8 @@
 class GreaseMonkeyDownloader(QObject):
     """
     Class implementing the downloader for GreaseMonkey scripts.
+    
+    @signal finished() emitted to indicate the end of a script download
     """
     finished = pyqtSignal()