Update db doc

warden_server/README

@@ -46,6 +46,10 @@ B. Dependencies
     python-m2crypto 0.20+
     jsonschema 2.4+
 
+ 3. Database
+
+    MySQL | MariaDB >= 5.5
+
 ------------------------------------------------------------------------------
 C. Installation
 
@@ -62,10 +66,10 @@ C. Installation
 
    # mysql -p
 
-   mysql> CREATE DATABASE warden3;
-   mysql> GRANT ALL ON warden3.* TO `warden`@`localhost`;
-   mysql> SET PASSWORD FOR 'warden'@'localhost' = PASSWORD('example');
-   mysql> FLUSH PRIVILEGES;
+   > CREATE DATABASE warden3;
+   > CREATE USER 'warden'@'localhost' IDENTIFIED BY 'example';
+   > GRANT ALL ON warden3.* TO `warden`@`localhost`;
+   > FLUSH PRIVILEGES;
 
  * Create necessary table structure