Workflow parse delivery json

Makes workflow service look for and handle a delivery.json file if it should appear in the HTCondor working directory after a workflow is complete.

Also reduced message logging a bit and made notifications from the capability service not so needy about user_email parameters.

shared/messaging/messaging/router.py

@@ -86,14 +86,14 @@ class Router(MessageReceiverIF):
         :param message: Received message
         """
         if self.service == "capability":
-            logger.info(f"receiving message: {message}")
+            logger.debug(f"receiving message: {message}")
         message = json.loads(message)
 
         for pattern, callbacks in self.callbacks.items():
             # Convert hashable str version of pattern back to dict
             dict_pattern = json.loads(pattern)
 
-            logger.info(
+            logger.debug(
                 f"\nRouter.receive_message > pattern: {dict_pattern}, message: {message['type']}, matches: {self.matches(pattern, message)}\n"
             )
             if self.matches(dict_pattern, message):