Survive in case of no product_config support.

product/DeadlockDebugger/__init__.py

@@ -34,6 +34,7 @@ except ImportError:
     LOG('DeadlockDebugger', ERROR, "Incorrectly installed threadframe module")
 else:
     config = getConfiguration()
+    if getattr(config, 'product_config', None) is not None:
         deadlockdebugger = config.product_config.get('deadlockdebugger')
         dump_url = ''
         secret = ''