Add graphite-web package workaround
Add graphite-web package workaround

By default, the graphite-web package installs in a location that
pip doesn't recognize. Adding a symlink from the target to a location
recognized by pip ought to fix this.

kjhenner/pltraining-learning,kjhenner/pltraining-learning,puppetlabs/pltraining-learning,puppetlabs/pltraining-learning