Include changes of API v3.3

Author: unreal4u

src/Telegram/Types/Chat.php

@@ -77,11 +77,19 @@ class Chat extends TelegramTypes
      */
     public $invite_link = '';
 
+    /**
+     * Optional. Pinned message, for supergroups. Returned only in getChat
+     * @var Message
+     */
+    public $pinned_message;
+
     public function mapSubObjects(string $key, array $data): TelegramTypes
     {
         switch ($key) {
             case 'photo':
                 return new ChatPhoto($data, $this->logger);
+            case 'pinned_message':
+                return new Message($data, $this->logger);
         }
         return parent::mapSubObjects($key, $data);
     }

src/Telegram/Types/Message.php

@@ -60,6 +60,12 @@ class Message extends TelegramTypes
      */
     public $forward_from_message_id = 0;
 
+    /**
+     * Optional. For messages forwarded from channels, signature of the post author if present
+     * @var string
+     */
+    public $forward_signature = '';
+
     /**
      * Optional. For forwarded messages, date the original message was sent in Unix time
      * @var int
@@ -79,6 +85,12 @@ class Message extends TelegramTypes
      */
     public $edit_date = 0;
 
+    /**
+     * Optional. Signature of the post author for messages in channels
+     * @var string
+     */
+    public $author_signature = '';
+
     /**
      * Optional. For text messages, the actual UTF-8 text of the message, 0-4096 characters
      * @var string

src/Telegram/Types/User.php

@@ -21,6 +21,12 @@ class User extends TelegramTypes
      */
     public $id = 0;
 
+    /**
+     * True, if this user is a bot
+     * @var bool
+     */
+    public $is_bot = false;
+
     /**
      * User‘s or bot’s first name
      * @var string