Remove obsolete deprecated methods.

src/Entities/Entity.php

@@ -241,17 +241,4 @@ abstract class Entity
 
         return ($is_username ? '@' : '') . $name;
     }
-
-    /**
-     * Get Bot name
-     *
-     * @todo: Left for backwards compatibility, remove in the future
-     *
-     * @return string
-     */
-    public function getBotName()
-    {
-        TelegramLog::debug('Usage of deprecated method getBotName() detected, please use getBotUsername() instead!');
-        return $this->getBotUsername();
-    }
 }

src/Telegram.php

@@ -752,19 +752,6 @@ class Telegram
         return $this->bot_username;
     }
 
-    /**
-     * Get Bot name
-     *
-     * @todo: Left for backwards compatibility, remove in the future
-     *
-     * @return string
-     */
-    public function getBotName()
-    {
-        TelegramLog::debug('Usage of deprecated method getBotName() detected, please use getBotUsername() instead!');
-        return $this->getBotUsername();
-    }
-
     /**
      * Get Bot Id
      *
@@ -811,19 +798,6 @@ class Telegram
         return $result;
     }
 
-    /**
-     * Deprecated alias for deleteWebhook
-     *
-     * This is kept for backwards compatibility!
-     *
-     * @return mixed
-     * @throws \Longman\TelegramBot\Exception\TelegramException
-     */
-    public function unsetWebhook()
-    {
-        return $this->deleteWebhook();
-    }
-
     /**
      * Delete any assigned webhook
      *