Merge pull request #428 from rosarior/master

Add Mayan EDMS

README.md

@@ -471,6 +471,7 @@ Some [Groupware](#groupware) solutions also feature file sharing and synchroniza
   * [egroupware](http://www.egroupware.org/) - Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS.
   * [Horde](http://www.horde.org/) - The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. - `GPL`
   * [Kolab](https://kolab.org/) - Kolab community is a unified communication and collaboration system - `Various FLOSS Licenses` ([Source](https://git.kolab.org/))
+  * [Mayan EDMS](http://www.mayan-edms.com) - Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. ([Demo](http://demo.mayan-edms.com), [Source code](https://gitlab.com/mayan-edms/mayan-edms)) `Apache` `Python/Django`
   * [Openmeetings](https://openmeetings.apache.org/index.html) - ([Source code](https://svn.apache.org/viewvc/openmeetings/trunk/singlewebapp/)) - Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. `Apache 2.0`  `Java`
   * [Sogo](http://www.sogo.nu/) - SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and web interface. ([Demo](http://www.sogo.nu/tour/online_demo.html), [Source Code](http://www.sogo.nu/development/source_code.html)) `GPLv1/LGPLv2` `Objective-C`
   * [Tine 2.0org](https://www.tine20.org) - Contacts, Calendar, Tasks, WebDAV, ActiveSync, VOIP, Mail-Client, CRM, Sales, Projects, Timetracker - ([Demo](https://demo.tine20.net)) `AGPLv3`