[Docs] Update changelog and bump version

Author: lindyhopchris

CHANGELOG.md

@@ -2,10 +2,12 @@
 All notable changes to this project will be documented in this file. This project adheres to
 [Semantic Versioning](http://semver.org/) and [this changelog format](http://keepachangelog.com/).
 
-## Unreleased
+## [1.3.1] - 2019-08-19
 
 ### Fixed
 - Updated Travis config for Laravel `5.9` being renamed `6.0`.
+- [#400](https://github.com/cloudcreativity/laravel-json-api/pull/400)
+Fix overridden variable in error translator.
 
 ## [1.3.0] - 2019-07-24
 

src/Validation/ErrorTranslator.php

@@ -417,8 +417,7 @@ public function failedValidator(ValidatorContract $validator, \Closure $closure
 
             foreach ($messages as $detail) {
                 if ($closure) {
-                    
-                    $currentFailure = $failures->shift() ?: []; 
+                    $currentFailure = $failures->shift() ?: [];
                     $errors->add($this->call($closure, $key, $detail, $currentFailure));
                     continue;
                 }