Publicize: update wording for account linking notice

We stopped using the Connect button on the right, so we need to update the wording as well:

![screen shot 2014-06-18 at 2 31 43 pm](https://cloud.githubusercontent.com/assets/426388/3313529/cef6d06c-f6e4-11e3-8f74-642b5a3acc3b.png)