value and logged a warning

* the user didn't supply an endpoint so that remained unchanged

* our CONFIG didn't have a 'logging' attribute so it was ignored

**Module Overview:**

::

  config_dict - provides a dictionary that's kept in sync with our config
  get_config - singleton for getting configurations
  uses_settings - provides an annotation for functions that use configurations
  parse_enum_csv - helper funcion for parsing confguration entries for enums

  Config - Custom configuration
    |- load - reads a configuration file
    |- save - writes the current configuration to a file
    |- clear - empties our loaded configuration contents
    |- add_listener - notifies the given listener when an update occurs
    |- clear_listeners - removes any attached listeners
    |- keys - provides keys in the loaded configuration
    |- set - sets the given key/value pair
    |- unused_keys - provides keys that have never been requested
    |- get - provides the value for a given key, with type inference
    +- get_value - provides the value for a given key as a string
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