Converting the Z sample application to use WiX v3.0 and Votive

Why would you want to do this? I had to go back to a previous blog, but, here's what he said about WiX v. 3.0:

One of the biggest additions in WiX v3.0 is MSBuild integration for the Votive Visual Studio add-in for WiX
This means you can create a Visual Studio project (named a .wixproj),
add it to the solution with the Q sample application, and directly
build an MSI for your applications after building the binary files that
make up your application.  You can also use MSBuild command lines to
build your binaries and MSI directly without using the Visual Studio UI.

Read the rest here