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diff --git a/vendor/zendframework/zend-feed/src/Writer/Deleted.php b/vendor/zendframework/zend-feed/src/Writer/Deleted.php
new file mode 100644
index 000000000..6d94997f0
--- /dev/null
+++ b/vendor/zendframework/zend-feed/src/Writer/Deleted.php
@@ -0,0 +1,236 @@
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link      http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Feed\Writer;
+
+use DateTime;
+use Zend\Feed\Uri;
+
+/**
+*/
+class Deleted
+{
+    /**
+     * Internal array containing all data associated with this entry or item.
+     *
+     * @var array
+     */
+    protected $data = [];
+
+    /**
+     * Holds the value "atom" or "rss" depending on the feed type set when
+     * when last exported.
+     *
+     * @var string
+     */
+    protected $type = null;
+
+    /**
+     * Set the feed character encoding
+     *
+     * @param  $encoding
+     * @throws Exception\InvalidArgumentException
+     * @return string|null
+     * @return Deleted
+     */
+    public function setEncoding($encoding)
+    {
+        if (empty($encoding) || ! is_string($encoding)) {
+            throw new Exception\InvalidArgumentException('Invalid parameter: parameter must be a non-empty string');
+        }
+        $this->data['encoding'] = $encoding;
+
+        return $this;
+    }
+
+    /**
+     * Get the feed character encoding
+     *
+     * @return string|null
+     */
+    public function getEncoding()
+    {
+        if (! array_key_exists('encoding', $this->data)) {
+            return 'UTF-8';
+        }
+        return $this->data['encoding'];
+    }
+
+    /**
+     * Unset a specific data point
+     *
+     * @param string $name
+     * @return Deleted
+     */
+    public function remove($name)
+    {
+        if (isset($this->data[$name])) {
+            unset($this->data[$name]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Set the current feed type being exported to "rss" or "atom". This allows
+     * other objects to gracefully choose whether to execute or not, depending
+     * on their appropriateness for the current type, e.g. renderers.
+     *
+     * @param string $type
+     * @return Deleted
+     */
+    public function setType($type)
+    {
+        $this->type = $type;
+        return $this;
+    }
+
+    /**
+     * Retrieve the current or last feed type exported.
+     *
+     * @return string Value will be "rss" or "atom"
+     */
+    public function getType()
+    {
+        return $this->type;
+    }
+
+    /**
+     * Set reference
+     *
+     * @param $reference
+     * @throws Exception\InvalidArgumentException
+     * @return Deleted
+     */
+    public function setReference($reference)
+    {
+        if (empty($reference) || ! is_string($reference)) {
+            throw new Exception\InvalidArgumentException('Invalid parameter: reference must be a non-empty string');
+        }
+        $this->data['reference'] = $reference;
+
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference()
+    {
+        if (! array_key_exists('reference', $this->data)) {
+            return;
+        }
+        return $this->data['reference'];
+    }
+
+    /**
+     * Set when
+     *
+     * @param null|string|DateTime $date
+     * @throws Exception\InvalidArgumentException
+     * @return Deleted
+     */
+    public function setWhen($date = null)
+    {
+        if ($date === null) {
+            $date = new DateTime();
+        } elseif (is_int($date)) {
+            $date = new DateTime('@' . $date);
+        } elseif (! $date instanceof DateTime) {
+            throw new Exception\InvalidArgumentException('Invalid DateTime object or UNIX Timestamp'
+            . ' passed as parameter');
+        }
+        $this->data['when'] = $date;
+
+        return $this;
+    }
+
+    /**
+     * @return DateTime
+     */
+    public function getWhen()
+    {
+        if (! array_key_exists('when', $this->data)) {
+            return;
+        }
+        return $this->data['when'];
+    }
+
+    /**
+     * Set by
+     *
+     * @param array $by
+     * @throws Exception\InvalidArgumentException
+     * @return Deleted
+     */
+    public function setBy(array $by)
+    {
+        $author = [];
+        if (! array_key_exists('name', $by)
+            || empty($by['name'])
+            || ! is_string($by['name'])
+        ) {
+            throw new Exception\InvalidArgumentException('Invalid parameter: author array must include a'
+            . ' "name" key with a non-empty string value');
+        }
+        $author['name'] = $by['name'];
+        if (isset($by['email'])) {
+            if (empty($by['email']) || ! is_string($by['email'])) {
+                throw new Exception\InvalidArgumentException('Invalid parameter: "email" array'
+                . ' value must be a non-empty string');
+            }
+            $author['email'] = $by['email'];
+        }
+        if (isset($by['uri'])) {
+            if (empty($by['uri'])
+                || ! is_string($by['uri'])
+                || ! Uri::factory($by['uri'])->isValid()
+            ) {
+                throw new Exception\InvalidArgumentException('Invalid parameter: "uri" array value must'
+                 . ' be a non-empty string and valid URI/IRI');
+            }
+            $author['uri'] = $by['uri'];
+        }
+        $this->data['by'] = $author;
+
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getBy()
+    {
+        if (! array_key_exists('by', $this->data)) {
+            return;
+        }
+        return $this->data['by'];
+    }
+
+    /**
+     * @param string $comment
+     * @return Deleted
+     */
+    public function setComment($comment)
+    {
+        $this->data['comment'] = $comment;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getComment()
+    {
+        if (! array_key_exists('comment', $this->data)) {
+            return;
+        }
+        return $this->data['comment'];
+    }
+}