added sysPass to Password Managers (#678)

* added sysPass to Password Managers

* added license and language to sysPass

README.md

@@ -691,6 +691,7 @@ See https://github.com/n1trux/awesome-sysadmin#monitoring and https://github.com
  * [keeweb](https://keeweb.info/) - This webapp is a browser and desktop password manager compatible with KeePass databases. ([Source Code](https://github.com/keeweb/keeweb)) `MIT` `Javascript`
  * [PHP Password Manager](http://www.ppma.pw) - A web based, encrypting password manager, based on the Yii framework. ([Source Code](https://github.com/pklink/ppma)) `BSD` `PHP`
  * [RatticDB](http://rattic.org/) - Password Management for Humans. ([Source Code](https://github.com/tildaslash/RatticWeb), [Demo](https://demo.rattic.org/cred/list/))
+ * [sysPass](http://www.syspass.org/) - Multiuser password management system. ([Source Code](https://github.com/nuxsmin/sysPass), [Demo](http://demo.syspass.org/)) `GPLv3` `PHP`
  * [Teampass](http://teampass.net/) - Password manager dedicated for managing passwords in a collaborative way on any server Apache, MySQL and PHP. ([Source Code](https://github.com/nilsteampassnet/TeamPass/)) `GPLv3` `PHP`