Merge pull request Eyescale#380 from tribal-tec/master

Fix static initialization problem w/ Qt window system

Merge branch 'master' of https://github.com/eile/Equalizer

Reestablish ABI compatibility broken with Eyescale#260

Fix vglrun multi-threading issue on Linux

Merge branch 'master' of https://github.com/Eyescale/CMake

Fix download links

Release updates

And another MacPorts fix

Merge branch '1.4'

Clang build fixes