Explictly wrap queue name string in quotes to make it more robust (#320)

* Explictly wrap queue name string in quotes to make it more robust

* Move CHANGELOG note to v1.8.0

CHANGELOG.md

@@ -4,6 +4,7 @@ All notable changes to Merlin will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
 ## [1.8.0]
 
 ### Added
@@ -30,6 +31,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Flake8 examination slightly modified for more generous cyclomatic complexity.
 	- Certain tests and source code have been refactored to abide by Flake8 conventions.
 
+### Fixed
+- Explictly wrap queue string in quotes for robustness
+
 ## [1.7.9]
 
 ### Fixed

merlin/spec/specification.py

@@ -367,7 +367,8 @@ def make_queue_string(self, steps):
 
         param steps: a list of step names
         """
-        return ",".join(set(self.get_queue_list(steps)))
+        queues = ",".join(set(self.get_queue_list(steps)))
+        return f"\"{queues}\""
 
     def get_worker_names(self):
         result = []