Make `Redis::Wrapper#_raw_config` and `#fetch_config` more resilient
These two methods now handle two additional real-world possibilities:
-
config/resque.ymlnot being present -
config/resque.ymlbeing present but not containing YAML
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
These two methods now handle two additional real-world possibilities:
config/resque.yml not being presentconfig/resque.yml being present but not containing YAML