add clarification for order in which event listeners will be executed

shieldo · weaverryan · commit 262e787dafe3 · 2013-11-16T12:12:51.000-06:00
Clearing up ambiguity (are event listeners executed in priority or number order?).
diff --git a/cookbook/service_container/event_listener.rst b/cookbook/service_container/event_listener.rst
@@ -91,7 +91,7 @@ using a special "tag":
 
     There is an additional tag option ``priority`` that is optional and defaults
     to 0. This value can be from -255 to 255, and the listeners will be executed
-    in the order of their priority. This is useful when you need to guarantee
+    in the order of their priority (highest to lowest). This is useful when you need to guarantee
     that one listener is executed before another.
 
 Request events, checking types
