Change log:
New Feature:
* Added Telegram support to send training updates. from `slackker.callbacks.keras` import `telegramUpdate`. For detailed step by step guide, visit this article: [How to setup Slackker with Telegram](https://medium.com/siddheshgunjal82/how-to-setup-slackker-with-telegram-to-monitor-keras-model-training-21b1ff0c1020)
Improvements:
* Backend overhaul for future updates.