* Install virtualgl in a container
* Initialize virtualgl in bashrc
* Create virtual screen when starting
* Start vglclient on host
* Run Xvfb in separate tmux session to keep it running
* Add note about virtualGL in readme
* Add wget
* source vglrun
* Start xvfb only when forwarding x11
* Remove section about vglrun from readme
* HOST_DISPLAY implementation
* Add MOTD message instead of readme section
old-commit-hash: d15c2d951fb795021c3c571d7ed28f7dc1f12b90