Fix typo

Directory should be called cinder-package-install.

Change-Id: I78cad0500ae014e56eb28733b6aa9d4c2b4bdd89
Install lvm2 package for cinder

Adds lvm2 package to get installed for the cinder package install, it's
required for our migration.d script.

Change-Id: Ie18a9bf3e82983888cad33aef9dc0ab56afe1374
Common cinder install code

Move common cinder install code that is needed for both the cinder
package and source installs into a common script that gets used.

Change-Id: If46a9d3b6777b327ae11abf8b4f3d223cc147a2d