We have just released controller support in our VR player for the following systems:
Windows Mixed Reality
It's so much easier to browse around now. Here is a quick video I put together demoing how you can use controls.
We will probably make use of this more in the future. Maybe we will add some different forms of interaction. I really like how YoutubeVR is doing the panning of the FOV using their controls. We might end up adding that in as a feature.