spree/spree — pull request #3200 by gmacdougall (2013-06-13 23:46:30+00:00)
Title: Add in stock notification.

This will mark the structured data schema with "In Stock" if the item
is in stock.

This can provide more information in the Google search results.

Sample:
![in-stock](https://f.cloud.github.com/assets/764390/651826/61b493e2-d483-11e2-998f-0a21e4c0f6dd.png)