install.sh is unavailable (though referenced from provision.sh)

[stiv-yakovenko]

This file:

https://github.com/PredictionIO/PredictionIO-Vagrant/blob/develop/provision.sh

references

https://install.prediction.io/install.sh

but this link is dead, so I can't use vagrant. Wrote here, because it seems to be the only place where I can hope to find install.sh