Merge pull request eternnoir#1949 from codebyzen/master

I added CalendarIT Telegram bot (with link to bot), can post acquainted with what is happening today, tomorrow or what happened 20 years ago to channel.

Author: coder2020official

README.md

@@ -890,5 +890,6 @@ Here are some examples of template:
 * [Simple Store Bot](https://github.com/AntonGlyzin/myshopbot) by [Anton Glyzin](https://github.com/AntonGlyzin) This is a simple telegram-store with an admin panel. Designed according to a template.
 * [Media Rating Bot](https://t.me/mediaratingbot) ([source](https://github.com/CommanderCRM/MediaRatingBot))by [CommanderCRM](https://github.com/CommanderCRM). This bot aggregates media (movies, TV series, etc.) ratings from IMDb, Rotten Tomatoes, Metacritic, TheMovieDB, FilmAffinity and also provides number of votes of said media on IMDb. 
 * [Spot Seek Bot](https://t.me/SpotSeekBot) ([source](https://github.com/arashnm80/spot-seek-bot)) by [Arashnm80](https://github.com/arashnm80). This is a free & open source telegram bot for downloading tracks, albums or playlists from spotify.
+* [CalendarIT Bot](https://t.me/calendarit_bot) ([source](https://github.com/codebyzen/CalendarIT_Telegram_Bot))by [CodeByZen](https://github.com/codebyzen). A simple, but extensible Python Telegram bot, can post acquainted with what is happening today, tomorrow or what happened 20 years ago to channel. 
 
 **Want to have your bot listed here? Just make a pull request. Only bots with public source code are accepted.**