Updated rTorrent library and fixed call to MethodError.message (should be MethodError.msg) in _update_provider_group

couchpotato/core/downloaders/rtorrent/main.py

@@ -71,7 +71,7 @@ class rTorrent(Downloader):
                 group.set_command()
                 group.disable()
         except MethodError, err:
-            log.error('Unable to set group options: %s', err.message)
+            log.error('Unable to set group options: %s', err.msg)
             return False
 
         return True