Merge pull request #2376 from m-rtijn/master

Add Croodle to Polls and Events

README.md

@@ -1247,6 +1247,7 @@ _See also [Monitoring](#monitoring)_
 
 - [Calagator](http://calagator.org/) - Event aggregator. ([Source Code](https://github.com/calagator/calagator)) `MIT` `Ruby`
 - [Clerk](https://github.com/chr15m/Clerk) - Simple event logger to keep track of periodic events, habits, etc. as they occur. `GPL-3.0` `PHP`
+- [Croodle](https://github.com/jelhan/croodle) - Croodle is an end-to-end encrypted web application to schedule a date or to do a poll on any topic. `MIT` `JavaScript`
 - [dudle](http://primelife.ercim.eu/results/opensource/63-dudle) - Online scheduling application. ([Demo](https://dudle.inf.tu-dresden.de/), [Source Code](https://github.com/kellerben/dudle)) `AGPL-3.0` `Ruby`
 - [Feedka](https://github.com/drabkirn/feedka) `⚠` - Open-source web application that can serve as a platform to get authentic, kindful, and constructive feedback from your friends, family, and co-workers. ([Demo](https://feedka.herokuapp.com)) `AGPL-3.0` `Ruby`
 - [Fider](http://getfider.com) - Open source alternative to UserVoice for customer feedback. ([Demo](https://demo.fider.io), [Source Code](https://github.com/getfider/fider)) `MIT` `Go`