diff --git a/.php_cs.dist b/.php_cs.dist
new file mode 100644
index 0000000..f9814c5
--- /dev/null
+++ b/.php_cs.dist
@@ -0,0 +1,17 @@
+<?php
+return PhpCsFixer\Config::create()
+    ->setRules(array(
+        '@Symfony' => true,
+        '@Symfony:risky' => true,
+        'array_syntax' => array('syntax' => 'short'),
+        'no_unreachable_default_argument_value' => false,
+        'heredoc_to_nowdoc' => false,
+        'phpdoc_annotation_without_dot' => false,
+    ))
+    ->setRiskyAllowed(true)
+    ->setFinder(
+        PhpCsFixer\Finder::create()
+            ->in(__DIR__.'/src')
+            ->in(__DIR__.'/tests')
+    )
+;
diff --git a/.travis.yml b/.travis.yml
index 1621da3..384db7e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,6 @@ php:
   - 5.6
   - 7.0
   - 7.1
-  - hhvm
 
 sudo: false
 
diff --git a/README.md b/README.md
index 0a01569..2814f12 100644
--- a/README.md
+++ b/README.md
@@ -99,6 +99,7 @@ Here is the list of the currently implemented services.
 | [Central Bank of the Czech Republic](http://www.cnb.cz) | * | CZK | No |
 | [Russian Central Bank](http://http://www.cbr.ru) | * | RUB | Yes |
 | [currencylayer](https://currencylayer.com) | USD (free), * (paid) | * | Yes |
+| Array | * | * | Yes |
 
 ## Credits
 
diff --git a/doc/readme.md b/doc/readme.md
index daf81b3..b70630d 100644
--- a/doc/readme.md
+++ b/doc/readme.md
@@ -233,7 +233,20 @@ Here is the complete list of supported services and their possible configuration
     'google' => true,
     'national_bank_of_romania' => true,
     'open_exchange_rates' => ['app_id' => 'secret', 'enterprise' => false],
-    'array' => [['EUR/USD' => new ExchangeRate('1.5')]],
+    'array' => [
+        [
+            'EUR/USD' => new ExchangeRate('1.1'),
+            'EUR/GBP' => 1.5
+        ],
+        [
+            '2017-01-01' => [
+                'EUR/USD' => new ExchangeRate('1.5')
+            ],
+            '2017-01-03' => [
+                'EUR/GBP' => 1.3
+            ],
+        ]
+    ],
     'webservicex' => true,
     'xignite' => ['token' => 'token'],
     'yahoo' => true,
diff --git a/src/SwapServiceProvider.php b/src/SwapServiceProvider.php
index 0ea292f..1f5e83b 100644
--- a/src/SwapServiceProvider.php
+++ b/src/SwapServiceProvider.php
@@ -210,6 +210,6 @@ private function getServiceClass($name)
      */
     private function getConfigPath($path = '')
     {
-        return app()->basePath() . '/config' . ($path ? '/' . $path : $path);
+        return app()->basePath().'/config'.($path ? '/'.$path : $path);
     }
 }
diff --git a/tests/SwapServiceProviderTest.php b/tests/SwapServiceProviderTest.php
index 856c71b..abadbbe 100644
--- a/tests/SwapServiceProviderTest.php
+++ b/tests/SwapServiceProviderTest.php
@@ -74,7 +74,7 @@ public function testAllServices()
             'webservicex' => true,
             'xignite' => ['token' => 'token'],
             'yahoo' => true,
-            'russian_central_bank' => true
+            'russian_central_bank' => true,
         ]);
 
         $this->assertInstanceOf(Chain::class, $this->app['swap.chain']);