Bump up default to Ceph dumpling (0.67.1 tested) and denote rolling upgrade
steps.
Fix issue #31 - support Vagrant 1.2.5+ by moving bootstrap node to .3.
Update apt-mirror to pull down Ceph dumpling; drop Ceph bobtail.
restart cron immediately to have beaver fixer running earlier. Should fix #32
Simplify by using Opscode Community cookbook for ntp.
Bump bcpc cookbook version to 0.4.0 and declare dependency on ntp cookbook.