Add Travis CI build integration
Tell RGL to use NULL device
Use X Virtual Framebuffer for RGL
Move XVFB command to first install block
Install alien for Travis
Add sudo to apt-get install command and move to before_install
Download CMTK RPM and install with alien
Add sudo to alien call
Fix CMTK .rpm URL
Switch to using NeuroDebian package
Merge pull request #21 from ajdm/travis

Travis