Robots.txt problems

Hi,

How should my Robots.txt look like to google so they can find me?
At the moment it looks like this: http://i.imgur.com/XjjdY7p.png
And in my WP Robots Txt plug-in it looks like this: http://i.imgur.com/HS2KQdb.png

Please help me.

Many greetings

Joha5033

https://wordpress.org/plugins/wordpress-seo/