tree 7706fa0fc9fc9e4392197b1093a5bba2c07f09f0
parent 40d019e4376fa1caf26c0b54790454d4d8530402
author Nick Vatamaniuc <vatamane@apache.org> 1518676244 -0500
committer Nick Vatamaniuc <vatamane@apache.org> 1518676884 -0500

Use callback directive for config_listener behaviour

This knocks out a few dialyzer errors such as:

`Callback info about the config_listener behaviour is not available`

It is also more descriptive as it specifies types and argument names for each
callback.