Revert "Pop result after post-execution and return possibly changed value"

This reverts commit 96fb82e59c54aba02907c3d002a3b453cc06264a.

cloudbridge/cloud/base/events.py

@@ -130,7 +130,7 @@ class ExecutingEventHandler(InterceptingEventHandler):
         if next_handler:
             event_args['result'] = result
             next_handler.invoke(event_args, *args, **kwargs)
-            result = event_args.pop['result']
+            event_args.pop['result']
         return result