The following important issues have been backported from the 7.x-1.x branch of the Memcache module. Please test in your development / QA / staging environments and provide feedback. It is recommended that you wait for the final release before deploying this in a production environment.
A lot of code clean up and refactoring for coding standards.
Get the tagging functionality working again.
Removed Semantic Proxy since it has been shut down.