Revert "upstart, sysvinit: use ceph-crush-location hook"

This reverts commit 111a37efb19cb46a48d669bc9866c29b4015a889.
Revert "ceph-crush-location: new crush location hook"

This reverts commit fc49065d855cfd74cb861d294f3464dd616e82ee.

Merged to wrong branch; my bad!