removed spotify adapter and added oembed endpoint

Author: oscarotero

src/Adapters/Spotify.php

@@ -0,0 +1,21 @@
+<?php
+namespace Embed\Providers\OEmbed;
+
+class Spotify extends OEmbedImplementation
+{
+    /**
+     * {@inheritdoc}
+     */
+    public static function getEndPoint()
+    {
+        return 'https://embed.spotify.com/oembed';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public static function getPatterns()
+    {
+        return ['https?://*.spotify.com/*'];
+    }
+}

src/Providers/OEmbed/Spotify.php

@@ -5,10 +5,10 @@ public function testOne()
     {
         $info = Embed\Embed::create('http://open.spotify.com/track/7nDQMtLxu94xtlTR8bEqjU');
 
-        $this->assertEquals($info->title, 'Faded');
+        $this->assertEquals($info->title, 'Zhu - Faded');
         $this->assertEquals($info->type, 'rich');
-        $this->assertEquals($info->code, '<iframe src="https://embed.spotify.com/?uri=spotify:track:7nDQMtLxu94xtlTR8bEqjU" frameborder="0" allowTransparency="true" style="border:none;overflow:hidden;width:300px;height:380px;"></iframe>');
+        $this->assertEquals($info->code, '<iframe src="https://embed.spotify.com/?uri=spotify:track:7nDQMtLxu94xtlTR8bEqjU" width="300" height="380" frameborder="0" allowtransparency="true"></iframe>');
         $this->assertEquals($info->providerName, 'Spotify');
-        $this->assertEquals($info->providerUrl, 'https://spotify.com');
+        $this->assertEquals($info->providerUrl, 'https://www.spotify.com');
     }
 }