There is a new major version released: 2.0 with new, clean code as well as a bunch of new recommendations! If you are upgrading, make sure to follow the instructions below.
This module contains a list of good Drupal SEO (Search Engine Optimization) best practices. Maximize your presence in the main Drupal site from search engines like Google, Yahoo, Bing, etc. This provides a checklist that helps you track what needs to be done. Firstly it will look to see which modules are already installed. So all you have to do is go down the list of unchecked items and do them. When all items are checked, you are finished!
SEO Checklist | drupal.org.