Start a project to maintain GLUI source
Add 'src/glui/' from commit '8365cc36818b8bb52cf319764a8f22a91038bbe0'

git-subtree-dir: src/glui
git-subtree-mainline: 2ff659e19eca3d66de141561914072ff7dee8e34
git-subtree-split: 8365cc36818b8bb52cf319764a8f22a91038bbe0
Change vis from C to C++ source in order to run glui
Put in formula for log-spaced binning in radial direction