Renamed mysql.sql to mysql, because the installer doesn't seem to install that cheatsheet when it has the .sql extension.

cheatsheets/mysql

@@ -0,0 +1,5 @@
+# To create a database in utf8 charset
+CREATE DATABASE owa CHARACTER SET utf8 COLLATE utf8_general_ci;
+
+# To add a user and give rights on the given database
+GRANT ALL PRIVILEGES ON database.* TO 'user'@'localhost'IDENTIFIED BY 'password' WITH GRANT OPTION;