Add basic logging for FETCHMAIL_ENABLED and FETCHMAIL_DELAY

optional/fetchmail/fetchmail.py

@@ -95,9 +95,12 @@ def run(debug):
 
 if __name__ == "__main__":
     while True:
-        time.sleep(int(os.environ.get("FETCHMAIL_DELAY", 60)))
+        delay = int(os.environ.get("FETCHMAIL_DELAY", 60))
+        print("Sleeping for {} seconds".format(delay))
+        time.sleep(delay)
 
         if not os.environ.get("FETCHMAIL_ENABLED", 'True') in ('True', 'true'):
+            print("Fetchmail disabled, skipping...")
             continue
 
         run(os.environ.get("DEBUG", None) == "True")