Merge pull request #2 from eile/master

Fix build against current Equalizer by using modern glx::Window API
Added workaround for systems without lunchbox version 1.7.1 or higher
Merge pull request #1 from tribal-tec/master

Fix build with latest Lunchbox
Merge branch 'master' of https://github.com/kepakiano/eqOgre
Fix Ubuntu 13.04 build