@Thomas Rother - The solution I posted above is still working fine for me on Ubuntu...
The workaround I posted above on 8/22 is fully functional.
I believe only the 5.1 portion is relevant given that I'm actually running vbox 5.1.4r110228....
I was able to get v5.0-5 working with vbox 5.1 by commenting out the version check...
I was able to get it working with 5.1 commenting out the version check line and replacing...