Apply fixes from StyleCI (#778)

app/Models/Song.php

@@ -13,7 +13,6 @@ use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Lastfm;
-use YouTube;
 
 /**
  * @property string path

app/Services/ApiClient.php

@@ -54,7 +54,7 @@ abstract class ApiClient
     public function request($verb, $uri, $appendKey = true, array $params = [])
     {
         try {
-            $body = (string)$this->getClient()
+            $body = (string) $this->getClient()
                 ->$verb($this->buildUrl($uri, $appendKey), ['form_params' => $params])
                 ->getBody();
 
@@ -110,14 +110,14 @@ abstract class ApiClient
                 $uri = "/$uri";
             }
 
-            $uri = $this->getEndpoint() . $uri;
+            $uri = $this->getEndpoint().$uri;
         }
 
         if ($appendKey) {
             if (parse_url($uri, PHP_URL_QUERY)) {
-                $uri .= "&{$this->keyParam}=" . $this->getKey();
+                $uri .= "&{$this->keyParam}=".$this->getKey();
             } else {
-                $uri .= "?{$this->keyParam}=" . $this->getKey();
+                $uri .= "?{$this->keyParam}=".$this->getKey();
             }
         }
 

app/Services/ApiConsumerInterface.php

@@ -2,7 +2,6 @@
 
 namespace App\Services;
 
-
 interface ApiConsumerInterface
 {
     /** @return string */

app/Services/YouTubeService.php

@@ -78,6 +78,5 @@ class YouTubeService extends ApiClient implements ApiConsumerInterface
     /** @return string|null */
     public function getSecret()
     {
-        return null;
     }
 }

tests/Integration/Models/SongTest.php

@@ -9,7 +9,6 @@ use Cache;
 use Lastfm;
 use Mockery as m;
 use Tests\TestCase;
-use YouTube;
 
 class SongTest extends TestCase
 {

tests/Unit/Stubs/ConcreteApiClient.php

@@ -13,7 +13,6 @@ class ConcreteApiClient extends ApiClient
 
     public function getSecret()
     {
-        return null;
     }
 
     public function getEndpoint()