Please find a pre-release of the much awaited update attached.
In this release:
* Fixed database tables not created on plugin activation
* Uses AJAX to save "Was this Helpful"
* Change text of the main menu item
* Removed html entities in the mail
* Self contained plugin
Extract the archive and place the content in mu-plugin . If you are having issues with the old version please give this a try. Looking forward for everyone's feedback.