Code fixes to Azure Functions lab.
Code fixes to Azure Functions lab.

DxNext/2016-Oct-L2,DxNext/2016-Oct-L2,jldeen/2016-Oct-L2,DxNext/2016-Oct-L2,DxNext/2016-Oct-L2,jldeen/2016-Oct-L2,jldeen/2016-Oct-L2,jldeen/2016-Oct-L2,DxNext/2016-Oct-L2