IAG QnA Maker bot
My write-up of the MS Bot Framework IAG hackfest at Skype offices is now available, read what we got up to and why here: https://blogs.technet.microsoft.com/uktechnet/2016/10/13/16945/
The QnA Maker code base and technical implementation details have been written up by Toby Bradshaw here: https://www.microsoft.com/developerblog/real-life-code/2016/09/13/Servicing-FAQ-Style-Content-Via-CaaP.html
Update 14/12/2016: The QnA Maker is now in Preview as part of Microsoft Cognitive Services: https://www.microsoft.com/cognitive-services/en-us/qnamaker