I have downloaded upnpx from [login to view URL] and it compiles and runs for me and show the UPNP devices on my local devices.
I am based in the UK and have 4 years experience programming for Android and iOS. I currently have 5 apps in the Google Play Store, the best of which has a rating of 4.5 out of 5 based on 18000 sales and is in the top 5 Transportation apps in the UK. You can see my current apps at [login to view URL]
Please contact me if you have any questions. Otherwise, I hope to be able to work with you soon.
Michael