Version 0.7 is out (don't know since when). I copied over the ebuild from 0.5 and changed the FW_VERSION to 2.0. Works for me. Reproducible: Always Steps to Reproduce: 1. 2. 3.
Created attachment 39091 [details] ebuild for 0.7 copy from 0.5, changed only FW_VERSION
There is already an ebuild for 0.7 in Portage.