Replace uses of dist() with glm::distance()
Replace uses of distSqr() with glm::distance2()

Or use closerThan() / fartherThan() if applicable.
Replace uses of length() with glm::length()
Replace uses of lengthSqr() with glm::length2()
Replace uses of normalize() with glm::normalize()
Replace uses of cross() with glm::cross()
Replace uses of dot() with glm::dot()
Replace componentwise_min() uses with glm::min()
Replace componentwise_max() uses with glm::max()
Rename DejaVuSansMono.ttf to lowercase

So that the internal name matches the filesystem name.
Rename ARX_PUBLIC_LICENSE.txt to LICENSE

And wordwrap the GPL additions as the original parts were already
wordwrapped.
Add DejaVu license information