Merge pull request #25 from gregdek/master

New post-config steps
Merge pull request #26 from gregdek/master

Start of tutorial buildout
Add configurable option to install qemu-kvm for migration mode
Remove tgtd targets and DAS volumes
Fix typo in NC script
Merge branch 'master' of github.com:eucalyptus/eucalyptus-cookbook
Remove upgrade recipe as cookbook is idempotent now
Do not set the cache and work size by default
Merge pull request #27 from gregdek/master

Tutorial update
Merge pull request #8 from eucalyptus/master

Merge changes from upstream