Removed extra empty object in setConfigDefaults method.

Author: neogeek

lib/utils.js

@@ -74,7 +74,7 @@ const formatPathsArrayToIgnore = paths =>
  * @public
  */
 
-const setConfigDefaults = config => Object.assign({}, {
+const setConfigDefaults = config => Object.assign({
     'ignore': DEFAULT_CONFIG_IGNORE_PATHS,
     'parser': DEFAULT_CONFIG_PARSER,
     'plugin': DEFAULT_CONFIG_PLUGIN