utils.js
function readConfig(adapterName, path){
	var adapter = getAdapterInstance(adapterName);
	return adapter.configLoader(normalizeAdapterConfigPath(adapter, path));
}
function readConfig(adapterName, path){
	var adapter = getAdapterInstance(adapterName);
	return adapter.configLoader(normalizeAdapterConfigPath(adapter, path));
}
read a config for given adapter at path
@param {string} adapterName the name of the adapter we want to use
@param {string} path file or directory to read the config from. In case of a directory will automatically append the adapter.configFileName