OpenELEC 7.0 Linux OS Enters Beta, Adds AMDGPU, WeTek Core, and OpenVPN Support

Rebased on the long-term supported Linux 4.4 kernel and the Kodi 16.1 RC (Release Candidate) media center, OpenELEC 7.0 Beta 1 comes with support for the WeTek Core platform, which now has its own build. Also, the Nvidia_Legacy build has been merged into the Generic build.