Merge pull request python-diamond#602 from lexelby/master

ElbCollector should reference self.config, not config

src/collectors/elb/elb.py

@@ -109,7 +109,7 @@ def setup_creds():
                 # the creds from the instance metatdata.
                 self.auth_kwargs = {}
 
-        if config['enabled']:
+        if self.config['enabled']:
             validate_interval()
         setup_creds()
         self.max_delayed = self.config.as_int('max_delayed')