Added license badge

Added signature for LICENSE

Author: williamdes

LICENSE.sig

@@ -0,0 +1,16 @@
+-----BEGIN PGP SIGNATURE-----
+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+=KlKk
+-----END PGP SIGNATURE-----

README.md

@@ -1,9 +1,10 @@
-# sql-backup
+# sql-backup - Backup your MySQL / MariaDB server !
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/8b72cd7316b745ed838b739cef3ebd38)](https://app.codacy.com/app/williamdes/sql-backup?utm_source=github.com&utm_medium=referral&utm_content=williamdes/sql-backup&utm_campaign=badger)
 [![Build Status](https://travis-ci.org/williamdes/sql-backup.svg?branch=master)](https://travis-ci.org/williamdes/sql-backup)
 [![codecov](https://codecov.io/gh/williamdes/sql-backup/branch/master/graph/badge.svg)](https://codecov.io/gh/williamdes/sql-backup)
+[![License: Unlicense](https://img.shields.io/badge/license-Unlicense-blue.svg)](http://unlicense.org/)
 
-Backup your MySQL server ( data, users, grants, views, triggers, routines, events )
+Backup your MySQL / MariaDB server ( data, users, grants, views, triggers, routines, events )
 
 ## Install